7 files changed, 16 insertions, 12 deletions
diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c
index fc68c7aaef8e..136e7e66d870 100644
--- a/drivers/md/dm-integrity.c
+++ b/drivers/md/dm-integrity.c
@@ -2743,7 +2743,8 @@ static int create_journal(struct dm_integrity_c *ic, char **error)
 					r = -ENOMEM;
 					goto bad;
 				}
-				section_req->iv = kmalloc(ivsize * 2, GFP_KERNEL);
+				section_req->iv = kmalloc_array(ivsize, 2,
+								GFP_KERNEL);
 				if (!section_req->iv) {
 					skcipher_request_free(section_req);
 					*error = "Unable to allocate iv";
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index f745404da721..97de7a7334d4 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -326,8 +326,8 @@ static int init_origin_hash(void)
 {
 	int i;
 
-	_origins = kmalloc(ORIGIN_HASH_SIZE * sizeof(struct list_head),
-			   GFP_KERNEL);
+	_origins = kmalloc_array(ORIGIN_HASH_SIZE, sizeof(struct list_head),
+				 GFP_KERNEL);
 	if (!_origins) {
 		DMERR("unable to allocate memory for _origins");
 		return -ENOMEM;
@@ -335,8 +335,9 @@ static int init_origin_hash(void)
 	for (i = 0; i < ORIGIN_HASH_SIZE; i++)
 		INIT_LIST_HEAD(_origins + i);
 
-	_dm_origins = kmalloc(ORIGIN_HASH_SIZE * sizeof(struct list_head),
-			      GFP_KERNEL);
+	_dm_origins = kmalloc_array(ORIGIN_HASH_SIZE,
+				    sizeof(struct list_head),
+				    GFP_KERNEL);
 	if (!_dm_origins) {
 		DMERR("unable to allocate memory for _dm_origins");
 		kfree(_origins);
diff --git a/drivers/md/dm-stats.c b/drivers/md/dm-stats.c
index 56059fb56e2d..21de30b4e2a1 100644
--- a/drivers/md/dm-stats.c
+++ b/drivers/md/dm-stats.c
@@ -915,7 +915,9 @@ static int parse_histogram(const char *h, unsigned *n_histogram_entries,
 		if (*q == ',')
 			(*n_histogram_entries)++;
 
-	*histogram_boundaries = kmalloc(*n_histogram_entries * sizeof(unsigned long long), GFP_KERNEL);
+	*histogram_boundaries = kmalloc_array(*n_histogram_entries,
+					      sizeof(unsigned long long),
+					      GFP_KERNEL);
 	if (!*histogram_boundaries)
 		return -ENOMEM;
 
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index caa51dd351b6..938766794c2e 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -561,7 +561,7 @@ static char **realloc_argv(unsigned *size, char **old_argv)
 		new_size = 8;
 		gfp = GFP_NOIO;
 	}
-	argv = kmalloc(new_size * sizeof(*argv), gfp);
+	argv = kmalloc_array(new_size, sizeof(*argv), gfp);
 	if (argv) {
 		memcpy(argv, old_argv, *size * sizeof(*argv));
 		*size = new_size;
diff --git a/drivers/md/md-bitmap.c b/drivers/md/md-bitmap.c
index 239c7bb3929b..01c8329b512d 100644
--- a/drivers/md/md-bitmap.c
+++ b/drivers/md/md-bitmap.c
@@ -789,8 +789,8 @@ static int bitmap_storage_alloc(struct bitmap_storage *store,
 	num_pages = DIV_ROUND_UP(bytes, PAGE_SIZE);
 	offset = slot_number * num_pages;
 
-	store->filemap = kmalloc(sizeof(struct page *)
-				 * num_pages, GFP_KERNEL);
+	store->filemap = kmalloc_array(num_pages, sizeof(struct page *),
+				       GFP_KERNEL);
 	if (!store->filemap)
 		return -ENOMEM;
 
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 0b344d087581..e7c0ecd19234 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -126,8 +126,8 @@ static void * r1buf_pool_alloc(gfp_t gfp_flags, void *data)
 	if (!r1_bio)
 		return NULL;
 
-	rps = kmalloc(sizeof(struct resync_pages) * pi->raid_disks,
-		      gfp_flags);
+	rps = kmalloc_array(pi->raid_disks, sizeof(struct resync_pages),
+			    gfp_flags);
 	if (!rps)
 		goto out_free_r1bio;
 
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 1147ae59e3b6..e35db73b9b9e 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -175,7 +175,7 @@ static void * r10buf_pool_alloc(gfp_t gfp_flags, void *data)
 		nalloc_rp = nalloc;
 	else
 		nalloc_rp = nalloc * 2;
-	rps = kmalloc(sizeof(struct resync_pages) * nalloc_rp, gfp_flags);
+	rps = kmalloc_array(nalloc_rp, sizeof(struct resync_pages), gfp_flags);
 	if (!rps)
 		goto out_free_r10bio;