diff options
| -rw-r--r-- | fs/open.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/open.c b/fs/open.c index a994ccf39b40..402dfcb6720b 100644 --- a/fs/open.c +++ b/fs/open.c @@ -394,8 +394,9 @@ SYSCALL_DEFINE1(chdir, const char __user *, filename) { struct path path; int error; - - error = user_path_dir(filename, &path); + unsigned int lookup_flags = LOOKUP_FOLLOW | LOOKUP_DIRECTORY; +retry: + error = user_path_at(AT_FDCWD, filename, lookup_flags, &path); if (error) goto out; @@ -407,6 +408,10 @@ SYSCALL_DEFINE1(chdir, const char __user *, filename) dput_and_out: path_put(&path); + if (retry_estale(error, lookup_flags)) { + lookup_flags |= LOOKUP_REVAL; + goto retry; + } out: return error; } |