media: staging: atomisp: use kstrdup to replace kmalloc and memcpy

kstrdup kernel primitive can be used to replace kmalloc followed by
string copy. This was reported by coccinelle tool.

Signed-off-by: Hari Prasath <gehariprasath@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_firmware.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_firmware.c
index eecd8cf..6358216 100644 (file)
--- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_firmware.c
+++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_firmware.c
@@ -131,14 +131,10 @@ sh_css_load_blob_info(const char *fw, const struct ia_css_fw_info *bi, struct ia
 
        if (bi->type == ia_css_isp_firmware || bi->type == ia_css_sp_firmware) {
                char *namebuffer;
-               int namelength = (int)strlen(name);
 
-               namebuffer = (char *) kmalloc(namelength + 1, GFP_KERNEL);
-               if (namebuffer == NULL)
+               namebuffer = kstrdup(name, GFP_KERNEL);
+               if (!namebuffer)
                        return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY;
-
-               memcpy(namebuffer, name, namelength + 1);
-
                bd->name = fw_minibuffer[index].name = namebuffer;
        } else {
                bd->name = name;