From: Liam Mark <lmark@codeaurora.org>
Date: Fri, 16 Feb 2018 20:19:22 +0000 (-0800)
Subject: staging: android: ion: Initialize dma_address of new sg list
X-Git-Tag: v4.19~1302^2~389
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=54ef5b9db76767e91f77b0588245e6e87d891548;p=platform%2Fkernel%2Flinux-rpi.git

staging: android: ion: Initialize dma_address of new sg list

Fix the dup_sg_table function to initialize the dma_address of the new
sg list entries instead of the source dma_address entries.

Since ION duplicates the sg_list this issue does not appear to result in
an actual bug.

Signed-off-by: Liam Mark <lmark@codeaurora.org>
Acked-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c
index c094be2..74d9a4e 100644
--- a/drivers/staging/android/ion/ion.c
+++ b/drivers/staging/android/ion/ion.c
@@ -182,7 +182,7 @@ static struct sg_table *dup_sg_table(struct sg_table *table)
 	new_sg = new_table->sgl;
 	for_each_sg(table->sgl, sg, table->nents, i) {
 		memcpy(new_sg, sg, sizeof(*sg));
-		sg->dma_address = 0;
+		new_sg->dma_address = 0;
 		new_sg = sg_next(new_sg);
 	}