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-rw-r--r--fs/utimes.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/fs/utimes.c b/fs/utimes.c
index 480f7c8..b3c8895 100644
--- a/fs/utimes.c
+++ b/fs/utimes.c
@@ -106,9 +106,16 @@ long do_utimes(int dfd, char __user *filename, struct timespec *times, int flags
if (IS_IMMUTABLE(inode))
goto dput_and_out;
- if (current->fsuid != inode->i_uid &&
- (error = vfs_permission(&nd, MAY_WRITE)) != 0)
- goto dput_and_out;
+ if (current->fsuid != inode->i_uid) {
+ if (f) {
+ if (!(f->f_mode & FMODE_WRITE))
+ goto dput_and_out;
+ } else {
+ error = vfs_permission(&nd, MAY_WRITE);
+ if (error)
+ goto dput_and_out;
+ }
+ }
}
mutex_lock(&inode->i_mutex);
error = notify_change(dentry, &newattrs);
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