treewide: Use array_size() in vmalloc()

[linux.git] / drivers / mtd / mtdoops.c

diff --git a/drivers/mtd/mtdoops.c b/drivers/mtd/mtdoops.c
index 9f25111fd55934973be421aca4ca63e41dc74da3..e078fc41aa61222c56cd334fe3d6711e8f8b70d8 100644 (file)
--- a/drivers/mtd/mtdoops.c
+++ b/drivers/mtd/mtdoops.c
@@ -330,8 +330,10 @@ static void mtdoops_notify_add(struct mtd_info *mtd)
        }
 
        /* oops_page_used is a bit field */
-       cxt->oops_page_used = vmalloc(DIV_ROUND_UP(mtdoops_pages,
-                       BITS_PER_LONG) * sizeof(unsigned long));
+       cxt->oops_page_used =
+               vmalloc(array_size(sizeof(unsigned long),
+                                  DIV_ROUND_UP(mtdoops_pages,
+                                               BITS_PER_LONG)));
        if (!cxt->oops_page_used) {
                printk(KERN_ERR "mtdoops: could not allocate page array\n");
                return;