From: Markus Elfring Date: Thu, 13 Oct 2016 06:35:57 +0000 (-0300) Subject: [media] RedRat3: Use kcalloc() in two functions X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0bebaa5f01bc018cd0246997d2b00f1ed44964a8;p=linux-beck.git [media] RedRat3: Use kcalloc() in two functions * Multiplications for the size determination of memory allocations indicated that array data structures should be processed. Thus use the corresponding function "kcalloc". This issue was detected by using the Coccinelle software. * Replace the specification of data types by pointer dereferences to make the corresponding size determination a bit safer according to the Linux coding style convention. Signed-off-by: Markus Elfring Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c index 3b0ed1c3f2d8..67f35200b9eb 100644 --- a/drivers/media/rc/redrat3.c +++ b/drivers/media/rc/redrat3.c @@ -588,7 +588,7 @@ static void redrat3_get_firmware_rev(struct redrat3_dev *rr3) int rc = 0; char *buffer; - buffer = kzalloc(sizeof(char) * (RR3_FW_VERSION_LEN + 1), GFP_KERNEL); + buffer = kcalloc(RR3_FW_VERSION_LEN + 1, sizeof(*buffer), GFP_KERNEL); if (!buffer) { dev_err(rr3->dev, "Memory allocation failure\n"); return; @@ -780,7 +780,9 @@ static int redrat3_transmit_ir(struct rc_dev *rcdev, unsigned *txbuf, /* rr3 will disable rc detector on transmit */ rr3->transmitting = true; - sample_lens = kzalloc(sizeof(int) * RR3_DRIVER_MAXLENS, GFP_KERNEL); + sample_lens = kcalloc(RR3_DRIVER_MAXLENS, + sizeof(*sample_lens), + GFP_KERNEL); if (!sample_lens) { ret = -ENOMEM; goto out;