From: Rebecca Schultz Zavin <rebecca@android.com>
Date: Wed, 24 Apr 2013 21:33:55 +0000 (-0700)
Subject: gpu: ion: Fix bug in ion shrinker
X-Git-Tag: firefly_0821_release~4090^2~582
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d57bc275caf1432437172fe661f590446792c992;p=firefly-linux-kernel-4.4.55.git

gpu: ion: Fix bug in ion shrinker

The high variable was sometimes used uninitialized

Change-Id: I2f51413fd2d063fdff325047e824dc8c749d9e0a
Signed-off-by: Rebecca Schultz Zavin <rebecca@android.com>
---

diff --git a/drivers/gpu/ion/ion_page_pool.c b/drivers/gpu/ion/ion_page_pool.c
index cd57b30e875f..1658c9444b3a 100644
--- a/drivers/gpu/ion/ion_page_pool.c
+++ b/drivers/gpu/ion/ion_page_pool.c
@@ -203,8 +203,7 @@ static int ion_page_pool_shrink(struct shrinker *shrinker,
 	bool high;
 	int nr_to_scan = sc->nr_to_scan;
 
-	if (sc->gfp_mask & __GFP_HIGHMEM)
-		high = true;
+	high = sc->gfp_mask & __GFP_HIGHMEM;
 
 	if (nr_to_scan == 0)
 		return ion_page_pool_total(high);