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[3/5] iommu/arm-smmu: Use devm_ioremap_resource

Message ID 1383217687-12037-4-git-send-email-tushar.behera@linaro.org
State New
Headers show

Commit Message

Tushar Behera Oct. 31, 2013, 11:08 a.m. UTC
While at it, propagate the error code.

Signed-off-by: Tushar Behera <tushar.behera@linaro.org>
CC: linux-arm-kernel@lists.infradead.org
CC: iommu@lists.linux-foundation.org
CC: Will Deacon <will.deacon@arm.com>
CC: Joerg Roedel <joro@8bytes.org>
---
 drivers/iommu/arm-smmu.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Comments

Will Deacon Oct. 31, 2013, 3:59 p.m. UTC | #1
On Thu, Oct 31, 2013 at 11:08:05AM +0000, Tushar Behera wrote:
> While at it, propagate the error code.

Thanks, but I already have an equivalent patch queued which Joerg is going
to pull real soon now (right, Joerg? :p).

Will
diff mbox

Patch

diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index 2349d62..fe275b3 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -1790,9 +1790,9 @@  static int arm_smmu_device_dt_probe(struct platform_device *pdev)
 	}
 
 	smmu->size = resource_size(res);
-	smmu->base = devm_request_and_ioremap(dev, res);
-	if (!smmu->base)
-		return -EADDRNOTAVAIL;
+	smmu->base = devm_ioremap_resource(dev, res);
+	if (IS_ERR(smmu->base))
+		return PTR_ERR(smmu->base);
 
 	if (of_property_read_u32(dev->of_node, "#global-interrupts",
 				 &smmu->num_global_irqs)) {