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[01/18] HID: Use kmalloc_array() in hid_input_field()

Message ID 540faed6-c664-def3-fbf9-767b40444165@users.sourceforge.net (mailing list archive)
State New, archived
Headers show

Commit Message

SF Markus Elfring Feb. 7, 2017, 7:39 p.m. UTC 
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Mon, 6 Feb 2017 18:18:41 +0100

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/hid/hid-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 538ff697a4cf..9b0a97bbde96 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1272,7 +1272,7 @@  static void hid_input_field(struct hid_device *hid, struct hid_field *field,
 	__s32 max = field->logical_maximum;
 	__s32 *value;
 
-	value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
+	value = kmalloc_array(count, sizeof(__s32), GFP_ATOMIC);
 	if (!value)
 		return;