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| author | Tyler Hicks <tyhicks@linux.vnet.ibm.com> | 2011-05-24 12:49:02 +0400 |
|---|---|---|
| committer | Tyler Hicks <tyhicks@linux.vnet.ibm.com> | 2011-05-29 23:23:39 +0400 |
| commit | 3b06b3ebf44170c90c893c6c80916db6e922b9f2 (patch) | |
| tree | 1da70b311ad7ec7615f3d44ae269ca56a458fc2d /fs/ecryptfs/crypto.c | |
| parent | 5ccf92037c7c6e6f28175fd245284923f939259f (diff) | |
| download | linux-3b06b3ebf44170c90c893c6c80916db6e922b9f2.tar.xz | |
eCryptfs: Fix new inode race condition
Only unlock and d_add() new inodes after the plaintext inode size has
been read from the lower filesystem. This fixes a race condition that
was sometimes seen during a multi-job kernel build in an eCryptfs mount.
https://bugzilla.kernel.org/show_bug.cgi?id=36002
Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
Reported-by: David <david@unsolicited.net>
Tested-by: David <david@unsolicited.net>
Diffstat (limited to 'fs/ecryptfs/crypto.c')
| -rw-r--r-- | fs/ecryptfs/crypto.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c index b8d5c8091024..f48c4987a15c 100644 --- a/fs/ecryptfs/crypto.c +++ b/fs/ecryptfs/crypto.c @@ -1568,11 +1568,11 @@ out: } int ecryptfs_read_and_validate_xattr_region(char *page_virt, - struct dentry *ecryptfs_dentry) + struct inode *inode) { int rc; - rc = ecryptfs_read_xattr_region(page_virt, ecryptfs_dentry->d_inode); + rc = ecryptfs_read_xattr_region(page_virt, inode); if (rc) goto out; if (!contains_ecryptfs_marker(page_virt + ECRYPTFS_FILE_SIZE_BYTES)) { |