* [kdave-btrfs-devel:ext/dv/fscrypt 11/43] fs/btrfs/fscrypt.c:94 btrfs_fscrypt_set_context() warn: missing error code 'ret'
@ 2026-05-14 3:09 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-05-14 3:09 UTC (permalink / raw)
To: oe-kbuild; +Cc: lkp, Dan Carpenter
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: Omar Sandoval <osandov@osandov.com>
CC: David Sterba <dsterba@suse.com>
CC: Sweet Tea Dorminy <sweettea-kernel@dorminy.me>
CC: Josef Bacik <josef@toxicpanda.com>
CC: Daniel Vacek <neelx@suse.com>
tree: https://github.com/kdave/btrfs-devel.git ext/dv/fscrypt
head: 4c05f02641d57f578a685f7e8d27b9cb18d17cc7
commit: 4656a0f641c3d3c287316323b2bbdd023c8de0b2 [11/43] btrfs: add inode encryption contexts
:::::: branch date: 13 hours ago
:::::: commit date: 13 hours ago
config: x86_64-randconfig-161-20260514 (https://download.01.org/0day-ci/archive/20260514/202605141051.5L8RE7r0-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
smatch: v0.5.0-9185-gbcc58b9c
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>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202605141051.5L8RE7r0-lkp@intel.com/
smatch warnings:
fs/btrfs/fscrypt.c:94 btrfs_fscrypt_set_context() warn: missing error code 'ret'
vim +/ret +94 fs/btrfs/fscrypt.c
4656a0f641c3d3c Omar Sandoval 2026-05-13 48
4656a0f641c3d3c Omar Sandoval 2026-05-13 49 static int btrfs_fscrypt_set_context(struct inode *inode, const void *ctx,
4656a0f641c3d3c Omar Sandoval 2026-05-13 50 size_t len, void *fs_data)
4656a0f641c3d3c Omar Sandoval 2026-05-13 51 {
4656a0f641c3d3c Omar Sandoval 2026-05-13 52 struct btrfs_trans_handle *trans = fs_data;
4656a0f641c3d3c Omar Sandoval 2026-05-13 53 struct btrfs_key key = {
4656a0f641c3d3c Omar Sandoval 2026-05-13 54 .objectid = btrfs_ino(BTRFS_I(inode)),
4656a0f641c3d3c Omar Sandoval 2026-05-13 55 .type = BTRFS_FSCRYPT_INODE_CTX_KEY,
4656a0f641c3d3c Omar Sandoval 2026-05-13 56 .offset = 0,
4656a0f641c3d3c Omar Sandoval 2026-05-13 57 };
4656a0f641c3d3c Omar Sandoval 2026-05-13 58 struct btrfs_path *path = NULL;
4656a0f641c3d3c Omar Sandoval 2026-05-13 59 struct extent_buffer *leaf;
4656a0f641c3d3c Omar Sandoval 2026-05-13 60 unsigned long ptr;
4656a0f641c3d3c Omar Sandoval 2026-05-13 61 int ret;
4656a0f641c3d3c Omar Sandoval 2026-05-13 62
4656a0f641c3d3c Omar Sandoval 2026-05-13 63 if (!trans)
4656a0f641c3d3c Omar Sandoval 2026-05-13 64 trans = btrfs_start_transaction(BTRFS_I(inode)->root, 2);
4656a0f641c3d3c Omar Sandoval 2026-05-13 65 if (IS_ERR(trans))
4656a0f641c3d3c Omar Sandoval 2026-05-13 66 return PTR_ERR(trans);
4656a0f641c3d3c Omar Sandoval 2026-05-13 67
4656a0f641c3d3c Omar Sandoval 2026-05-13 68 path = btrfs_alloc_path();
4656a0f641c3d3c Omar Sandoval 2026-05-13 69 if (!path) {
4656a0f641c3d3c Omar Sandoval 2026-05-13 70 ret = -ENOMEM;
4656a0f641c3d3c Omar Sandoval 2026-05-13 71 goto out_err;
4656a0f641c3d3c Omar Sandoval 2026-05-13 72 }
4656a0f641c3d3c Omar Sandoval 2026-05-13 73
4656a0f641c3d3c Omar Sandoval 2026-05-13 74 ret = btrfs_search_slot(trans, BTRFS_I(inode)->root, &key, path, 0, 1);
4656a0f641c3d3c Omar Sandoval 2026-05-13 75 if (ret < 0)
4656a0f641c3d3c Omar Sandoval 2026-05-13 76 goto out_err;
4656a0f641c3d3c Omar Sandoval 2026-05-13 77
4656a0f641c3d3c Omar Sandoval 2026-05-13 78 if (ret > 0) {
4656a0f641c3d3c Omar Sandoval 2026-05-13 79 btrfs_release_path(path);
4656a0f641c3d3c Omar Sandoval 2026-05-13 80 ret = btrfs_insert_empty_item(trans, BTRFS_I(inode)->root, path, &key, len);
4656a0f641c3d3c Omar Sandoval 2026-05-13 81 if (ret)
4656a0f641c3d3c Omar Sandoval 2026-05-13 82 goto out_err;
4656a0f641c3d3c Omar Sandoval 2026-05-13 83 }
4656a0f641c3d3c Omar Sandoval 2026-05-13 84
4656a0f641c3d3c Omar Sandoval 2026-05-13 85 leaf = path->nodes[0];
4656a0f641c3d3c Omar Sandoval 2026-05-13 86 ptr = btrfs_item_ptr_offset(leaf, path->slots[0]);
4656a0f641c3d3c Omar Sandoval 2026-05-13 87
4656a0f641c3d3c Omar Sandoval 2026-05-13 88 len = min_t(size_t, len, btrfs_item_size(leaf, path->slots[0]));
4656a0f641c3d3c Omar Sandoval 2026-05-13 89 write_extent_buffer(leaf, ctx, ptr, len);
4656a0f641c3d3c Omar Sandoval 2026-05-13 90 btrfs_mark_buffer_dirty(trans, leaf);
4656a0f641c3d3c Omar Sandoval 2026-05-13 91 btrfs_release_path(path);
4656a0f641c3d3c Omar Sandoval 2026-05-13 92
4656a0f641c3d3c Omar Sandoval 2026-05-13 93 if (fs_data)
4656a0f641c3d3c Omar Sandoval 2026-05-13 @94 goto out_err;
4656a0f641c3d3c Omar Sandoval 2026-05-13 95
4656a0f641c3d3c Omar Sandoval 2026-05-13 96 BTRFS_I(inode)->flags |= BTRFS_INODE_ENCRYPT;
4656a0f641c3d3c Omar Sandoval 2026-05-13 97 btrfs_sync_inode_flags_to_i_flags(BTRFS_I(inode));
4656a0f641c3d3c Omar Sandoval 2026-05-13 98 inode_inc_iversion(inode);
4656a0f641c3d3c Omar Sandoval 2026-05-13 99 inode_set_ctime_current(inode);
4656a0f641c3d3c Omar Sandoval 2026-05-13 100 ret = btrfs_update_inode(trans, BTRFS_I(inode));
4656a0f641c3d3c Omar Sandoval 2026-05-13 101 if (ret)
4656a0f641c3d3c Omar Sandoval 2026-05-13 102 goto out_abort;
4656a0f641c3d3c Omar Sandoval 2026-05-13 103 btrfs_free_path(path);
4656a0f641c3d3c Omar Sandoval 2026-05-13 104 btrfs_end_transaction(trans);
4656a0f641c3d3c Omar Sandoval 2026-05-13 105 return 0;
4656a0f641c3d3c Omar Sandoval 2026-05-13 106 out_abort:
4656a0f641c3d3c Omar Sandoval 2026-05-13 107 btrfs_abort_transaction(trans, ret);
4656a0f641c3d3c Omar Sandoval 2026-05-13 108 out_err:
4656a0f641c3d3c Omar Sandoval 2026-05-13 109 if (!fs_data)
4656a0f641c3d3c Omar Sandoval 2026-05-13 110 btrfs_end_transaction(trans);
4656a0f641c3d3c Omar Sandoval 2026-05-13 111 btrfs_free_path(path);
4656a0f641c3d3c Omar Sandoval 2026-05-13 112 return ret;
4656a0f641c3d3c Omar Sandoval 2026-05-13 113 }
4656a0f641c3d3c Omar Sandoval 2026-05-13 114
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2026-05-14 3:09 [kdave-btrfs-devel:ext/dv/fscrypt 11/43] fs/btrfs/fscrypt.c:94 btrfs_fscrypt_set_context() warn: missing error code 'ret' kernel test robot
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