[PATCHv2] staging: usbip: use kcalloc instead of kzalloc for array allocations

[Djordje Zekovic]

The advantage of kcalloc is, that will prevent integer overflows which could
result from the multiplication of number of elements and size and it is also
a bit nicer to read.

Signed-off-by: Djordje Zekovic <dj@xxxxxxx>
---
 v2: Fixed issue regarding kcalloc func signature, noted by 
     Richard Weinberger <richard.weinberger@xxxxxxxxx> 

 drivers/staging/usbip/stub_tx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/usbip/stub_tx.c b/drivers/staging/usbip/stub_tx.c
index 1622563..f09abb2 100644
--- a/drivers/staging/usbip/stub_tx.c
+++ b/drivers/staging/usbip/stub_tx.c
@@ -179,7 +179,7 @@ static int stub_send_ret_submit(struct stub_device *sdev)
 		else
 			iovnum = 2;
 
-		iov = kzalloc(iovnum * sizeof(struct kvec), GFP_KERNEL);
+		iov = kcalloc(iovnum, sizeof(struct kvec), GFP_KERNEL);
 
 		if (!iov) {
 			usbip_event_add(&sdev->ud, SDEV_EVENT_ERROR_MALLOC);
-- 
1.8.5.2
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