qcom_display_ioctl.patch

From 4774d571f17198301eab410ec04010c397119c68 Mon Sep 17 00:00:00 2001
From: "Sravan Kumar D.V.N" <sravank1@codeaurora.org>
Date: Wed, 4 Jul 2012 23:20:17 +0530
Subject: [PATCH] libgralloc : Correct the usage of pmem ioctl

Return error only if the ioctl PMEM_ALLOCATE_ALIGNED
returns negative value.

CRs-Fixed: 375513

(cherry picked from commit b1caf041824cedc268ced33e47a166070ec84f29)

Change-Id: Ie5e926648ff845dc04ce06e5c57e27dd214d1b45
---
 libgralloc/pmemalloc.cpp |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libgralloc/pmemalloc.cpp b/libgralloc/pmemalloc.cpp
index a246594..4ebaa34 100644
--- a/libgralloc/pmemalloc.cpp
+++ b/libgralloc/pmemalloc.cpp
@@ -87,7 +87,7 @@ static int alignPmem(int fd, size_t size, int align) {
     struct pmem_allocation allocation;
     allocation.size = size;
     allocation.align = align;
-    if (ioctl(fd, PMEM_ALLOCATE_ALIGNED, &allocation))
+    if (ioctl(fd, PMEM_ALLOCATE_ALIGNED, &allocation) < 0)
         return -errno;
     return 0;
 }
-- 
1.7.10.4