Commit abe51392 authored Sep 14, 2017 by Srishti Sharma Committed by Mauro Carvalho Chehab Sep 23, 2017

media: Staging: media: atomisp: Use kcalloc instead of kzalloc

Use kcalloc instead of kzalloc to check for an overflow before
multiplication. Done using the following semantic patch by
coccinelle.

http://coccinelle.lip6.fr/rules/kzalloc.cocci



Signed-off-by: Srishti Sharma <srishtishar@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

parent e6cc7108

drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_firmware.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -235,7 +235,9 @@ sh_css_load_firmware(const char *fw_data,
		sh_css_blob_info = NULL;
		}

		fw_minibuffer = kzalloc(sh_css_num_binaries * sizeof(struct fw_param), GFP_KERNEL);
		fw_minibuffer = kcalloc(sh_css_num_binaries, sizeof(struct fw_param),
		GFP_KERNEL);

		if (fw_minibuffer == NULL)
		return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY;