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author | Ingo Molnar <mingo@kernel.org> | 2015-10-20 08:16:46 (GMT) |
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committer | Ingo Molnar <mingo@kernel.org> | 2015-10-20 08:16:46 (GMT) |
commit | a1a2ab2ff7040bdc9a31bfe7173913971f7d723b (patch) | |
tree | a5b448aaedafafca6974710b7d64074ed964fe24 /fs/namei.c | |
parent | 00eb4bab69db349c3bdc7e0b0f7e9070dafea58c (diff) | |
parent | 7379047d5585187d1288486d4627873170d0005a (diff) | |
download | linux-a1a2ab2ff7040bdc9a31bfe7173913971f7d723b.tar.xz |
Merge tag 'v4.3-rc6' into locking/core, to pick up fixes before applying new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/namei.c')
-rw-r--r-- | fs/namei.c | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -1558,8 +1558,6 @@ static int lookup_fast(struct nameidata *nd, negative = d_is_negative(dentry); if (read_seqcount_retry(&dentry->d_seq, seq)) return -ECHILD; - if (negative) - return -ENOENT; /* * This sequence count validates that the parent had no @@ -1580,6 +1578,12 @@ static int lookup_fast(struct nameidata *nd, goto unlazy; } } + /* + * Note: do negative dentry check after revalidation in + * case that drops it. + */ + if (negative) + return -ENOENT; path->mnt = mnt; path->dentry = dentry; if (likely(__follow_mount_rcu(nd, path, inode, seqp))) |