iommu/msm: Reduce indentation

Delete tab aligning a statement with the right hand side of a
preceding assignment rather than the left hand side.

Found with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
diff --git a/drivers/iommu/msm_iommu.c b/drivers/iommu/msm_iommu.c
index fc42707..6dde3a9 100644
--- a/drivers/iommu/msm_iommu.c
+++ b/drivers/iommu/msm_iommu.c
@@ -461,10 +461,10 @@
 				master->num =
 					msm_iommu_alloc_ctx(iommu->context_map,
 							    0, iommu->ncb);
-					if (IS_ERR_VALUE(master->num)) {
-						ret = -ENODEV;
-						goto fail;
-					}
+				if (IS_ERR_VALUE(master->num)) {
+					ret = -ENODEV;
+					goto fail;
+				}
 				config_mids(iommu, master);
 				__program_context(iommu->base, master->num,
 						  priv);