From: Aihua Zhang <zhangaihua1@xxxxxxxxxx>
the check IS_IMMUTABLE(inode) is invalid in utimes_commmon,
the inode should point to upper rather than merge.
the patch also fix the error in LTP(utimensat01).
Signed-off-by: Aihua Zhang <zhangaihua1@xxxxxxxxxx>
---
fs/utimes.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/fs/utimes.c b/fs/utimes.c
index 85c40f4..1813a62 100644
--- a/fs/utimes.c
+++ b/fs/utimes.c
@@ -53,6 +53,7 @@ static int utimes_common(struct path *path, struct timespec *times)
int error;
struct iattr newattrs;
struct inode *inode = path->dentry->d_inode;
+ struct inode *real_inode = d_real(path->dentry)->d_inode;
struct inode *delegated_inode = NULL;
error = mnt_want_write(path->mnt);
@@ -93,7 +94,7 @@ static int utimes_common(struct path *path, struct timespec *times)
* inode_change_ok() won't do it.
*/
error = -EACCES;
- if (IS_IMMUTABLE(inode))
+ if (IS_IMMUTABLE(real_inode))
goto mnt_drop_write_and_out;
if (!inode_owner_or_capable(inode)) {
--
1.7.1
--
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