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authorArtem Bityutskiy <dedekind@infradead.org>2006-10-11 14:52:47 +0300
committerArtem Bityutskiy <dedekind@infradead.org>2006-11-29 17:06:38 +0200
commit9c74034f8fc5d93fbe5656421cbbdc4c76ddda28 (patch)
treee5a205e124c0e42899743d765598f82a228156c2 /drivers/mtd/mtdchar.c
parent9fe912cea32aec18f860c95e8574410b5892481b (diff)
[MTD] return error code from get_mtd_device()
get_mtd_device() returns NULL in case of any failure. Teach it to return an error code instead. Fix all users as well. Signed-off-by: Artem Bityutskiy <dedekind@infradead.org>
Diffstat (limited to 'drivers/mtd/mtdchar.c')
-rw-r--r--drivers/mtd/mtdchar.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index 7c4adc641328..3013d0883b97 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -7,6 +7,7 @@
#include <linux/device.h>
#include <linux/fs.h>
+#include <linux/err.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
@@ -100,8 +101,8 @@ static int mtd_open(struct inode *inode, struct file *file)
mtd = get_mtd_device(NULL, devnum);
- if (!mtd)
- return -ENODEV;
+ if (IS_ERR(mtd))
+ return PTR_ERR(mtd);
if (MTD_ABSENT == mtd->type) {
put_mtd_device(mtd);