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[5/5] target: Use kmalloc_array() in transport_kmap_data_sg()

Message ID 0e590666-0658-dbfc-1438-b378cb45cfce@users.sourceforge.net (mailing list archive)
State Superseded
Headers show

Commit Message

SF Markus Elfring April 9, 2017, 7:53 p.m. UTC 
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sun, 9 Apr 2017 21:07:14 +0200

A multiplication for the size determination of a memory allocation
indicated that an array data structure should be processed.
Thus use the corresponding function "kmalloc_array".

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/target/target_core_transport.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index b1a3cdb29468..3ef1cadd3c32 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -2280,7 +2280,7 @@  void *transport_kmap_data_sg(struct se_cmd *cmd)
 		return kmap(sg_page(sg)) + sg->offset;
 
 	/* >1 page. use vmap */
-	pages = kmalloc(sizeof(*pages) * cmd->t_data_nents, GFP_KERNEL);
+	pages = kmalloc_array(cmd->t_data_nents, sizeof(*pages), GFP_KERNEL);
 	if (!pages)
 		return NULL;