From: Hiroshi Doyu <hdoyu@nvidia.com>
Date: Fri, 22 Feb 2013 06:24:25 +0000 (+0800)
Subject: ARM: tegra: Fix unchecked return value
X-Git-Tag: v3.12-rc1~933^2~11^2~5
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b4c25cc38260950f9ede38a88f932c7958adb2ec;p=kernel%2Fkernel-generic.git

ARM: tegra: Fix unchecked return value

Check a return value for tegra_powergate_remove_clamping().

Signed-off-by: Hiroshi Doyu <hdoyu@nvidia.com>
Signed-off-by: Joseph Lo <josephl@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
---

diff --git a/arch/arm/mach-tegra/platsmp.c b/arch/arm/mach-tegra/platsmp.c
index 2c6b3d5..4dfc75e 100644
--- a/arch/arm/mach-tegra/platsmp.c
+++ b/arch/arm/mach-tegra/platsmp.c
@@ -124,6 +124,9 @@ remove_clamps:
 
 	/* Remove I/O clamps. */
 	ret = tegra_powergate_remove_clamping(pwrgateid);
+	if (ret)
+		return ret;
+
 	udelay(10);
 
 	/* Clear flow controller CSR. */