From: Pierre Ossman <drzeus@drzeus.cx>
Date: Mon, 28 Jul 2008 23:09:37 +0000 (+0200)
Subject: mmc: properly iterate over sg list in debug check
X-Git-Tag: firefly_0821_release~18497^2~2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a84756c5735f28bf000617f18734a9e94426386a;p=firefly-linux-kernel-4.4.55.git

mmc: properly iterate over sg list in debug check

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
---

diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 3ee5b8c3b5ce..044d84eeed7c 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -121,6 +121,7 @@ mmc_start_request(struct mmc_host *host, struct mmc_request *mrq)
 {
 #ifdef CONFIG_MMC_DEBUG
 	unsigned int i, sz;
+	struct scatterlist *sg;
 #endif
 
 	pr_debug("%s: starting CMD%u arg %08x flags %08x\n",
@@ -156,8 +157,8 @@ mmc_start_request(struct mmc_host *host, struct mmc_request *mrq)
 
 #ifdef CONFIG_MMC_DEBUG
 		sz = 0;
-		for (i = 0;i < mrq->data->sg_len;i++)
-			sz += mrq->data->sg[i].length;
+		for_each_sg(mrq->data->sg, sg, mrq->data->sg_len, i)
+			sz += sg->length;
 		BUG_ON(sz != mrq->data->blocks * mrq->data->blksz);
 #endif