From: Arnd Bergmann Date: Fri, 3 Feb 2017 09:49:17 +0000 (+0100) Subject: mtd: pmcmsp: use kstrndup instead of kmalloc+strncpy X-Git-Tag: v4.11-rc1~181^2~17 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=906b268477bc03daaa04f739844c120fe4dbc991;p=platform%2Fkernel%2Flinux-exynos.git mtd: pmcmsp: use kstrndup instead of kmalloc+strncpy kernelci.org reports a warning for this driver, as it copies a local variable into a 'const char *' string: drivers/mtd/maps/pmcmsp-flash.c:149:30: warning: passing argument 1 of 'strncpy' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] Using kstrndup() simplifies the code and avoids the warning. Signed-off-by: Arnd Bergmann Acked-by: Marek Vasut Signed-off-by: Brian Norris --- diff --git a/drivers/mtd/maps/pmcmsp-flash.c b/drivers/mtd/maps/pmcmsp-flash.c index f9fa3fa..2051f28 100644 --- a/drivers/mtd/maps/pmcmsp-flash.c +++ b/drivers/mtd/maps/pmcmsp-flash.c @@ -139,15 +139,13 @@ static int __init init_msp_flash(void) } msp_maps[i].bankwidth = 1; - msp_maps[i].name = kmalloc(7, GFP_KERNEL); + msp_maps[i].name = kstrndup(flash_name, 7, GFP_KERNEL); if (!msp_maps[i].name) { iounmap(msp_maps[i].virt); kfree(msp_parts[i]); goto cleanup_loop; } - msp_maps[i].name = strncpy(msp_maps[i].name, flash_name, 7); - for (j = 0; j < pcnt; j++) { part_name[5] = '0' + i; part_name[7] = '0' + j;