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Diffstat (limited to 'drivers/mtd/mtdcore.c')
-rw-r--r--drivers/mtd/mtdcore.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 49bc9fdcb88..16a952dd486 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -47,6 +47,7 @@ int add_mtd_device(struct mtd_info *mtd)
{
int i;
+ BUG_ON(mtd->writesize == 0);
mutex_lock(&mtd_table_mutex);
for (i=0; i < MAX_MTD_DEVICES; i++)