* net/core/filter.c:4244:9: sparse: sparse: switch with no cases
@ 2023-12-03 6:31 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-12-03 6:31 UTC (permalink / raw)
To: oe-kbuild; +Cc: lkp
::::::
:::::: Manual check reason: "low confidence static check warning: net/core/filter.c:4244:9: sparse: sparse: switch with no cases"
::::::
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: David Ahern <dsahern@gmail.com>
CC: Daniel Borkmann <daniel@iogearbox.net>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 815fb87b753055df2d9e50f6cd80eb10235fe3e9
commit: 87f5fc7e48dd3175b30dd03b41564e1a8e136323 bpf: Provide helper to do forwarding lookups in kernel FIB table
date: 6 years ago
:::::: branch date: 25 hours ago
:::::: commit date: 6 years ago
config: openrisc-randconfig-r131-20231102 (https://download.01.org/0day-ci/archive/20231203/202312030820.Ku2lwbDI-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231203/202312030820.Ku2lwbDI-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/r/202312030820.Ku2lwbDI-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> net/core/filter.c:4244:9: sparse: sparse: switch with no cases
net/core/filter.c:4275:9: sparse: sparse: switch with no cases
net/core/filter.c:406:33: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:409:33: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:412:33: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:415:33: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:418:33: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:481:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:484:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:487:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:1368:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sock_filter const *filter @@ got struct sock_filter [noderef] <asn:1> *filter @@
net/core/filter.c:1368:39: sparse: expected struct sock_filter const *filter
net/core/filter.c:1368:39: sparse: got struct sock_filter [noderef] <asn:1> *filter
net/core/filter.c:1470:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct sock_filter const *filter @@ got struct sock_filter [noderef] <asn:1> *filter @@
net/core/filter.c:1470:39: sparse: expected struct sock_filter const *filter
net/core/filter.c:1470:39: sparse: got struct sock_filter [noderef] <asn:1> *filter
net/core/filter.c:4840:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:4843:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:4846:27: sparse: sparse: subtraction of functions? Share your drugs
net/core/filter.c:6129:31: sparse: sparse: symbol 'sk_filter_verifier_ops' was not declared. Should it be static?
net/core/filter.c:6136:27: sparse: sparse: symbol 'sk_filter_prog_ops' was not declared. Should it be static?
net/core/filter.c:6140:31: sparse: sparse: symbol 'tc_cls_act_verifier_ops' was not declared. Should it be static?
net/core/filter.c:6148:27: sparse: sparse: symbol 'tc_cls_act_prog_ops' was not declared. Should it be static?
net/core/filter.c:6152:31: sparse: sparse: symbol 'xdp_verifier_ops' was not declared. Should it be static?
net/core/filter.c:6162:31: sparse: sparse: symbol 'cg_skb_verifier_ops' was not declared. Should it be static?
net/core/filter.c:6168:27: sparse: sparse: symbol 'cg_skb_prog_ops' was not declared. Should it be static?
net/core/filter.c:6172:31: sparse: sparse: symbol 'lwt_inout_verifier_ops' was not declared. Should it be static?
net/core/filter.c:6182:31: sparse: sparse: symbol 'lwt_xmit_verifier_ops' was not declared. Should it be static?
net/core/filter.c:6189:27: sparse: sparse: symbol 'lwt_xmit_prog_ops' was not declared. Should it be static?
net/core/filter.c:6193:31: sparse: sparse: symbol 'cg_sock_verifier_ops' was not declared. Should it be static?
net/core/filter.c:6199:27: sparse: sparse: symbol 'cg_sock_prog_ops' was not declared. Should it be static?
net/core/filter.c:6202:31: sparse: sparse: symbol 'cg_sock_addr_verifier_ops' was not declared. Should it be static?
net/core/filter.c:6208:27: sparse: sparse: symbol 'cg_sock_addr_prog_ops' was not declared. Should it be static?
net/core/filter.c:6211:31: sparse: sparse: symbol 'sock_ops_verifier_ops' was not declared. Should it be static?
net/core/filter.c:6217:27: sparse: sparse: symbol 'sock_ops_prog_ops' was not declared. Should it be static?
net/core/filter.c:6220:31: sparse: sparse: symbol 'sk_skb_verifier_ops' was not declared. Should it be static?
net/core/filter.c:6227:27: sparse: sparse: symbol 'sk_skb_prog_ops' was not declared. Should it be static?
net/core/filter.c:6230:31: sparse: sparse: symbol 'sk_msg_verifier_ops' was not declared. Should it be static?
net/core/filter.c:6236:27: sparse: sparse: symbol 'sk_msg_prog_ops' was not declared. Should it be static?
net/core/filter.c:206:32: sparse: sparse: cast to restricted __be16
net/core/filter.c:206:32: sparse: sparse: cast to restricted __be16
net/core/filter.c:233:32: sparse: sparse: cast to restricted __be32
net/core/filter.c:233:32: sparse: sparse: cast to restricted __be32
net/core/filter.c:1772:43: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __wsum [usertype] diff @@ got unsigned long long [usertype] to @@
net/core/filter.c:1772:43: sparse: expected restricted __wsum [usertype] diff
net/core/filter.c:1772:43: sparse: got unsigned long long [usertype] to
net/core/filter.c:1775:36: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __be16 [usertype] old @@ got unsigned long long [usertype] from @@
net/core/filter.c:1775:36: sparse: expected restricted __be16 [usertype] old
net/core/filter.c:1775:36: sparse: got unsigned long long [usertype] from
net/core/filter.c:1775:42: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be16 [usertype] new @@ got unsigned long long [usertype] to @@
net/core/filter.c:1775:42: sparse: expected restricted __be16 [usertype] new
net/core/filter.c:1775:42: sparse: got unsigned long long [usertype] to
net/core/filter.c:1778:36: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __be32 [usertype] from @@ got unsigned long long [usertype] from @@
net/core/filter.c:1778:36: sparse: expected restricted __be32 [usertype] from
net/core/filter.c:1778:36: sparse: got unsigned long long [usertype] from
net/core/filter.c:1778:42: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be32 [usertype] to @@ got unsigned long long [usertype] to @@
net/core/filter.c:1778:42: sparse: expected restricted __be32 [usertype] to
net/core/filter.c:1778:42: sparse: got unsigned long long [usertype] to
net/core/filter.c:1823:59: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __wsum [usertype] diff @@ got unsigned long long [usertype] to @@
net/core/filter.c:1823:59: sparse: expected restricted __wsum [usertype] diff
net/core/filter.c:1823:59: sparse: got unsigned long long [usertype] to
net/core/filter.c:1826:52: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be16 [usertype] from @@ got unsigned long long [usertype] from @@
net/core/filter.c:1826:52: sparse: expected restricted __be16 [usertype] from
net/core/filter.c:1826:52: sparse: got unsigned long long [usertype] from
net/core/filter.c:1826:58: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __be16 [usertype] to @@ got unsigned long long [usertype] to @@
net/core/filter.c:1826:58: sparse: expected restricted __be16 [usertype] to
net/core/filter.c:1826:58: sparse: got unsigned long long [usertype] to
net/core/filter.c:1829:52: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected restricted __be32 [usertype] from @@ got unsigned long long [usertype] from @@
net/core/filter.c:1829:52: sparse: expected restricted __be32 [usertype] from
net/core/filter.c:1829:52: sparse: got unsigned long long [usertype] from
net/core/filter.c:1829:58: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected restricted __be32 [usertype] to @@ got unsigned long long [usertype] to @@
net/core/filter.c:1829:58: sparse: expected restricted __be32 [usertype] to
net/core/filter.c:1829:58: sparse: got unsigned long long [usertype] to
net/core/filter.c:1875:28: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned long long @@ got restricted __wsum @@
net/core/filter.c:1875:28: sparse: expected unsigned long long
net/core/filter.c:1875:28: sparse: got restricted __wsum
net/core/filter.c:1897:35: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned long long @@ got restricted __wsum [usertype] csum @@
net/core/filter.c:1897:35: sparse: expected unsigned long long
net/core/filter.c:1897:35: sparse: got restricted __wsum [usertype] csum
net/core/filter.c:3601:49: sparse: sparse: cast truncates bits from constant value (ffffffffff becomes ff)
net/core/filter.c: note: in included file (through include/net/checksum.h, include/linux/skbuff.h, include/linux/netlink.h, ...):
include/linux/uaccess.h:134:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] <asn:1> *to @@
include/linux/uaccess.h:134:38: sparse: expected void *to
include/linux/uaccess.h:134:38: sparse: got void [noderef] <asn:1> *to
include/linux/uaccess.h:134:42: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] <asn:1> *from @@ got void const *from @@
include/linux/uaccess.h:134:42: sparse: expected void const [noderef] <asn:1> *from
include/linux/uaccess.h:134:42: sparse: got void const *from
net/core/filter.c: note: in included file (through include/linux/uaccess.h, include/net/checksum.h, include/linux/skbuff.h, ...):
arch/openrisc/include/asm/uaccess.h:247:55: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *from @@ got void const [noderef] <asn:1> *from @@
arch/openrisc/include/asm/uaccess.h:247:55: sparse: expected void const *from
arch/openrisc/include/asm/uaccess.h:247:55: sparse: got void const [noderef] <asn:1> *from
net/core/filter.c: In function 'bpf_base_func_proto':
net/core/filter.c:4319:20: warning: this statement may fall through [-Wimplicit-fallthrough=]
4319 | if (capable(CAP_SYS_ADMIN))
| ^
net/core/filter.c:4321:9: note: here
4321 | default:
| ^~~~~~~
vim +4244 net/core/filter.c
87f5fc7e48dd31 David Ahern 2018-05-09 4237
87f5fc7e48dd31 David Ahern 2018-05-09 4238 BPF_CALL_4(bpf_xdp_fib_lookup, struct xdp_buff *, ctx,
87f5fc7e48dd31 David Ahern 2018-05-09 4239 struct bpf_fib_lookup *, params, int, plen, u32, flags)
87f5fc7e48dd31 David Ahern 2018-05-09 4240 {
87f5fc7e48dd31 David Ahern 2018-05-09 4241 if (plen < sizeof(*params))
87f5fc7e48dd31 David Ahern 2018-05-09 4242 return -EINVAL;
87f5fc7e48dd31 David Ahern 2018-05-09 4243
87f5fc7e48dd31 David Ahern 2018-05-09 @4244 switch (params->family) {
87f5fc7e48dd31 David Ahern 2018-05-09 4245 #if IS_ENABLED(CONFIG_INET)
87f5fc7e48dd31 David Ahern 2018-05-09 4246 case AF_INET:
87f5fc7e48dd31 David Ahern 2018-05-09 4247 return bpf_ipv4_fib_lookup(dev_net(ctx->rxq->dev), params,
87f5fc7e48dd31 David Ahern 2018-05-09 4248 flags);
87f5fc7e48dd31 David Ahern 2018-05-09 4249 #endif
87f5fc7e48dd31 David Ahern 2018-05-09 4250 #if IS_ENABLED(CONFIG_IPV6)
87f5fc7e48dd31 David Ahern 2018-05-09 4251 case AF_INET6:
87f5fc7e48dd31 David Ahern 2018-05-09 4252 return bpf_ipv6_fib_lookup(dev_net(ctx->rxq->dev), params,
87f5fc7e48dd31 David Ahern 2018-05-09 4253 flags);
87f5fc7e48dd31 David Ahern 2018-05-09 4254 #endif
87f5fc7e48dd31 David Ahern 2018-05-09 4255 }
87f5fc7e48dd31 David Ahern 2018-05-09 4256 return 0;
87f5fc7e48dd31 David Ahern 2018-05-09 4257 }
87f5fc7e48dd31 David Ahern 2018-05-09 4258
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2023-12-03 6:31 net/core/filter.c:4244:9: sparse: sparse: switch with no cases kernel test robot
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