summaryrefslogtreecommitdiff
path: root/drivers/mtd/mtdchar.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mtd/mtdchar.c')
-rw-r--r--drivers/mtd/mtdchar.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index a0f54e80670c..53563955931b 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -549,6 +549,9 @@ static int mtdchar_blkpg_ioctl(struct mtd_info *mtd,
if (mtd_is_partition(mtd))
return -EINVAL;
+ /* Sanitize user input */
+ p.devname[BLKPG_DEVNAMELTH - 1] = '\0';
+
return mtd_add_partition(mtd, p.devname, p.start, p.length);
case BLKPG_DEL_PARTITION: