From: Lucas Stach <dev@lynxeye.de>
Date: Mon, 12 Mar 2012 19:15:01 +0000 (+0100)
Subject: iommu/tegra-gart: fix spin_unlock in map failure path
X-Git-Tag: v3.4-rc1~112^2^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=09c32533c064782a7989b6fecce776833bca0e12;p=thirdparty%2Fkernel%2Flinux.git

iommu/tegra-gart: fix spin_unlock in map failure path

This must have been messed up while merging, the intention was
clearly to unlock there.

Signed-off-by: Lucas Stach <dev@lynxeye.de>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---

diff --git a/drivers/iommu/tegra-gart.c b/drivers/iommu/tegra-gart.c
index b21598fc26282..779306ee7b160 100644
--- a/drivers/iommu/tegra-gart.c
+++ b/drivers/iommu/tegra-gart.c
@@ -246,7 +246,7 @@ static int gart_iommu_map(struct iommu_domain *domain, unsigned long iova,
 	pfn = __phys_to_pfn(pa);
 	if (!pfn_valid(pfn)) {
 		dev_err(gart->dev, "Invalid page: %08x\n", pa);
-		spin_lock_irqsave(&gart->pte_lock, flags);
+		spin_unlock_irqrestore(&gart->pte_lock, flags);
 		return -EINVAL;
 	}
 	gart_set_pte(gart, iova, GART_PTE(pfn));