[PATCH] ubifs: fix an IS_ERR() vs NULL check

[Dan Carpenter <dan.carpenter@xxxxxxxxxx>]

The ubifs_fast_find_frdi_idx() function returns NULL on error, it
doesn't return error pointers.  Update the check accordingly.

Fixes: 1e51764a3c2a ("UBIFS: add new flash file system")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
 fs/ubifs/gc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/ubifs/gc.c b/fs/ubifs/gc.c
index dc3e26e9ed7b..7cc22d7317ea 100644
--- a/fs/ubifs/gc.c
+++ b/fs/ubifs/gc.c
@@ -895,8 +895,8 @@ int ubifs_gc_start_commit(struct ubifs_info *c)
 	/* Record index freeable LEBs for unmapping after commit */
 	while (1) {
 		lp = ubifs_fast_find_frdi_idx(c);
-		if (IS_ERR(lp)) {
-			err = PTR_ERR(lp);
+		if (!lp) {
+			err = -ENOMEM;
 			goto out;
 		}
 		if (!lp)
-- 
2.30.2