From: Benoit Taine <benoit.taine@lip6.fr>
Date: Wed, 28 May 2014 15:14:06 +0000 (+0200)
Subject: ALSA: au1x00: Use resource_size instead of computation
X-Git-Tag: v4.9.8~6235^2~39
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=82285f254ca8bacb0c089f87516b9db2bc13d580;p=platform%2Fkernel%2Flinux-rpi3.git

ALSA: au1x00: Use resource_size instead of computation

This issue was reported by coccicheck using the semantic patch
at scripts/coccinelle/api/resource_size.cocci

Signed-off-by: Benoit Taine <benoit.taine@lip6.fr>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/sound/mips/au1x00.c b/sound/mips/au1x00.c
index d10ef76..fbcaa54 100644
--- a/sound/mips/au1x00.c
+++ b/sound/mips/au1x00.c
@@ -648,14 +648,14 @@ static int au1000_ac97_probe(struct platform_device *pdev)
 		goto out;
 
 	err = -EBUSY;
-	au1000->ac97_res_port = request_mem_region(r->start,
-					r->end - r->start + 1, pdev->name);
+	au1000->ac97_res_port = request_mem_region(r->start, resource_size(r),
+						   pdev->name);
 	if (!au1000->ac97_res_port) {
 		snd_printk(KERN_ERR "ALSA AC97: can't grab AC97 port\n");
 		goto out;
 	}
 
-	io = ioremap(r->start, r->end - r->start + 1);
+	io = ioremap(r->start, resource_size(r));
 	if (!io)
 		goto out;