[XFS] Don't validate symlink target component length
This target component validation is not POSIX conformant and it is not
done by any other Linux filesystem so remove it from XFS.
SGI-PV: 980080
SGI-Modid: xfs-linux-melb:xfs-kern:30776a
Signed-off-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index 3418c94..d46f24c 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -3105,31 +3105,6 @@
pathlen = strlen(target_path);
if (pathlen >= MAXPATHLEN) /* total string too long */
return XFS_ERROR(ENAMETOOLONG);
- if (pathlen >= MAXNAMELEN) { /* is any component too long? */
- int len, total;
- char *path;
-
- for (total = 0, path = target_path; total < pathlen;) {
- /*
- * Skip any slashes.
- */
- while(*path == '/') {
- total++;
- path++;
- }
-
- /*
- * Count up to the next slash or end of path.
- * Error out if the component is bigger than MAXNAMELEN.
- */
- for(len = 0; *path != '/' && total < pathlen;total++, path++) {
- if (++len >= MAXNAMELEN) {
- error = ENAMETOOLONG;
- return error;
- }
- }
- }
- }
if (DM_EVENT_ENABLED(dp, DM_EVENT_SYMLINK)) {
error = XFS_SEND_NAMESP(mp, DM_EVENT_SYMLINK, dp,