From 718ea8361b15aec5f4cb559d63ba34bc5a58d8f9 Mon Sep 17 00:00:00 2001
From: David Woodhouse <dwmw2@infradead.org>
Date: Fri, 1 Jun 2007 19:21:59 +0100
Subject: [MTD] Fix error checking after get_mtd_device() in get_sb_mtd
functions
It returns ERR_PTR(foo) on error, not just NULL.
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
---
drivers/mtd/mtdsuper.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
(limited to 'drivers')
diff --git a/drivers/mtd/mtdsuper.c b/drivers/mtd/mtdsuper.c
index a279540ba87..aca33197120 100644
--- a/drivers/mtd/mtdsuper.c
+++ b/drivers/mtd/mtdsuper.c
@@ -106,9 +106,9 @@ static int get_sb_mtd_nr(struct file_system_type *fs_type, int flags,
struct mtd_info *mtd;
mtd = get_mtd_device(NULL, mtdnr);
- if (!mtd) {
+ if (IS_ERR(mtd)) {
DEBUG(0, "MTDSB: Device #%u doesn't appear to exist\n", mtdnr);
- return -EINVAL;
+ return PTR_ERR(mtd);
}
return get_sb_mtd_aux(fs_type, flags, dev_name, data, mtd, fill_super,
@@ -145,7 +145,7 @@ int get_sb_mtd(struct file_system_type *fs_type, int flags,
for (mtdnr = 0; mtdnr < MAX_MTD_DEVICES; mtdnr++) {
mtd = get_mtd_device(NULL, mtdnr);
- if (mtd) {
+ if (!IS_ERR(mtd)) {
if (!strcmp(mtd->name, dev_name + 4))
return get_sb_mtd_aux(
fs_type, flags,
--
cgit