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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux...
[firefly-linux-kernel-4.4.55.git]
/
fs
/
xattr.c
diff --git
a/fs/xattr.c
b/fs/xattr.c
index 4caa8efeada34730b75ff83d6f2f4937507d9837..3377dff184042044547d42e9b123944a0ad7e96a 100644
(file)
--- a/
fs/xattr.c
+++ b/
fs/xattr.c
@@
-668,8
+668,9
@@
SYSCALL_DEFINE2(lremovexattr, const char __user *, pathname,
{
struct path path;
int error;
{
struct path path;
int error;
-
- error = user_lpath(pathname, &path);
+ unsigned int lookup_flags = 0;
+retry:
+ error = user_path_at(AT_FDCWD, pathname, lookup_flags, &path);
if (error)
return error;
error = mnt_want_write(path.mnt);
if (error)
return error;
error = mnt_want_write(path.mnt);
@@
-678,6
+679,10
@@
SYSCALL_DEFINE2(lremovexattr, const char __user *, pathname,
mnt_drop_write(path.mnt);
}
path_put(&path);
mnt_drop_write(path.mnt);
}
path_put(&path);
+ if (retry_estale(error, lookup_flags)) {
+ lookup_flags |= LOOKUP_REVAL;
+ goto retry;
+ }
return error;
}
return error;
}