From: Rebecca Schultz Zavin <rebecca@android.com>
Date: Fri, 1 Jul 2011 01:09:05 +0000 (-0700)
Subject: gpu: ion: Fix bug in ion_buffer_add
X-Git-Tag: firefly_0821_release~7613^2~570
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f9fb95ebc7ba2ff5353a0f5a359ab1803e9bfd7a;p=firefly-linux-kernel-4.4.55.git

gpu: ion: Fix bug in ion_buffer_add

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

diff --git a/drivers/gpu/ion/ion.c b/drivers/gpu/ion/ion.c
index 108469b84789..1d65d796dc76 100644
--- a/drivers/gpu/ion/ion.c
+++ b/drivers/gpu/ion/ion.c
@@ -116,13 +116,14 @@ static void ion_buffer_add(struct ion_device *dev,
 		parent = *p;
 		entry = rb_entry(parent, struct ion_buffer, node);
 
-		if (buffer < entry)
+		if (buffer < entry) {
 			p = &(*p)->rb_left;
-		else if (buffer > entry)
+		} else if (buffer > entry) {
 			p = &(*p)->rb_right;
-		else
+		} else {
 			pr_err("%s: buffer already found.", __func__);
 			BUG();
+		}
 	}
 
 	rb_link_node(&buffer->node, parent, p);