From mboxrd@z Thu Jan 1 00:00:00 1970 From: kbuild test robot Subject: [net-next:master 386/609] include/net/vxlan.h:302:17: sparse: cast to restricted __be64 Date: Sat, 19 Mar 2016 08:57:53 +0800 Message-ID: <201603190849.15c8JxPc%fengguang.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kbuild-all@01.org, netdev@vger.kernel.org To: Jiri Benc Return-path: Received: from mga09.intel.com ([134.134.136.24]:15301 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751538AbcCSA60 (ORCPT ); Fri, 18 Mar 2016 20:58:26 -0400 Content-Disposition: inline Sender: netdev-owner@vger.kernel.org List-ID: tree: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git master head: 93e68cd6115f67d8363c94dae8206af36f6d3b00 commit: 07dabf20d9867710b90b91108b2adcd448773e25 [386/609] vxlan: tun_id is 64bit, not 32bit reproduce: # apt-get install sparse git checkout 07dabf20d9867710b90b91108b2adcd448773e25 make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) include/net/checksum.h:177:43: sparse: incorrect type in argument 2 (different base types) include/net/checksum.h:177:43: expected restricted __wsum [usertype] addend include/net/checksum.h:177:43: got restricted __sum16 [usertype] include/net/inet_ecn.h:131:58: sparse: incorrect type in argument 2 (different base types) include/net/inet_ecn.h:131:58: expected restricted __wsum [usertype] addend include/net/inet_ecn.h:131:58: got restricted __be32 [assigned] [usertype] from include/net/inet_ecn.h:131:65: sparse: incorrect type in argument 2 (different base types) include/net/inet_ecn.h:131:65: expected restricted __wsum [usertype] addend include/net/inet_ecn.h:131:65: got restricted __be32 [assigned] [usertype] to include/net/inet_ecn.h:131:58: sparse: incorrect type in argument 2 (different base types) include/net/inet_ecn.h:131:58: expected restricted __wsum [usertype] addend include/net/inet_ecn.h:131:58: got restricted __be32 [assigned] [usertype] from include/net/inet_ecn.h:131:65: sparse: incorrect type in argument 2 (different base types) include/net/inet_ecn.h:131:65: expected restricted __wsum [usertype] addend include/net/inet_ecn.h:131:65: got restricted __be32 [assigned] [usertype] to include/net/vxlan.h:275:27: sparse: restricted __be32 degrades to integer include/net/vxlan.h:275:45: sparse: incorrect type in return expression (different base types) include/net/vxlan.h:275:45: expected restricted __be32 include/net/vxlan.h:275:45: got unsigned int >> include/net/vxlan.h:302:17: sparse: cast to restricted __be64 >> include/net/vxlan.h:302:17: sparse: cast from restricted __be32 include/net/vxlan.h:302:17: sparse: restricted __be64 degrades to integer >> include/net/vxlan.h:302:28: sparse: incorrect type in return expression (different base types) include/net/vxlan.h:302:28: expected restricted __be64 include/net/vxlan.h:302:28: got unsigned long long include/net/vxlan.h:275:27: sparse: restricted __be32 degrades to integer include/net/vxlan.h:275:45: sparse: incorrect type in return expression (different base types) include/net/vxlan.h:275:45: expected restricted __be32 include/net/vxlan.h:275:45: got unsigned int include/net/vxlan.h:284:16: sparse: restricted __be32 degrades to integer include/net/vxlan.h:284:20: sparse: incorrect type in return expression (different base types) include/net/vxlan.h:284:20: expected restricted __be32 include/net/vxlan.h:284:20: got unsigned int include/net/vxlan.h:293:16: sparse: restricted __be64 degrades to integer include/net/vxlan.h:293:23: sparse: incorrect type in return expression (different base types) include/net/vxlan.h:293:23: expected restricted __be32 include/net/vxlan.h:293:23: got unsigned long long vim +302 include/net/vxlan.h 269 270 static inline __be32 vxlan_vni(__be32 vni_field) 271 { 272 #if defined(__BIG_ENDIAN) 273 return vni_field >> 8; 274 #else > 275 return (vni_field & VXLAN_VNI_MASK) << 8; 276 #endif 277 } 278 279 static inline __be32 vxlan_vni_field(__be32 vni) 280 { 281 #if defined(__BIG_ENDIAN) 282 return vni << 8; 283 #else 284 return vni >> 8; 285 #endif 286 } 287 288 static inline __be32 vxlan_tun_id_to_vni(__be64 tun_id) 289 { 290 #if defined(__BIG_ENDIAN) 291 return tun_id; 292 #else 293 return tun_id >> 32; 294 #endif 295 } 296 297 static inline __be64 vxlan_vni_to_tun_id(__be32 vni) 298 { 299 #if defined(__BIG_ENDIAN) 300 return (__be64)vni; 301 #else > 302 return (__be64)vni << 32; 303 #endif 304 } 305 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation