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authorGustavo A. R. Silva <gustavoars@kernel.org>2021-07-13 13:25:06 -0500
committerGustavo A. R. Silva <gustavoars@kernel.org>2021-07-13 13:59:31 -0500
commit5a1ab5c0299a7b3b9e7ec52c327f44d98b8e001d (patch)
tree3182b9caf93e85a2c4a57bf9488f78dd7cc11497
parentf95deaeca8e106af891061e5f9c745dc7dc172c0 (diff)
iommu/arm-smmu-v3: Fix fall-through warning for Clang
Fix the following fallthrough warning (arm64-randconfig with Clang): drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c:382:2: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough] Reported-by: kernel test robot <lkp@intel.com> Link: https://lore.kernel.org/lkml/60edca25.k00ut905IFBjPyt5%25lkp@intel.com/ Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
-rw-r--r--drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
index dd20b01771c4..235f9bdaeaf2 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
@@ -379,6 +379,7 @@ static void arm_smmu_cmdq_skip_err(struct arm_smmu_device *smmu)
switch (idx) {
case CMDQ_ERR_CERROR_ABT_IDX:
dev_err(smmu->dev, "retrying command fetch\n");
+ return;
case CMDQ_ERR_CERROR_NONE_IDX:
return;
case CMDQ_ERR_CERROR_ATC_INV_IDX: