[PATCH v4 1/3] iommu/arm-smmu-v3: replace symbolic permissions by octal permissions for module parameter

[Barry Song]

This fixed the below checkpatch issue:
WARNING: Symbolic permissions 'S_IRUGO' are not preferred. Consider using
octal permissions '0444'.
417: FILE: drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c:417:
module_param_named(disable_bypass, disable_bypass, bool, S_IRUGO);

-v4:
   * cleanup the existing module parameter of bypass_
   * add ARM_SMMU_OPT_MSIPOLL flag with respect to Robin's comments

Signed-off-by: Barry Song <song.bao.hua at hisilicon.com>
---
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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 7196207be7ea..eea5f7c6d9ab 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
@@ -414,7 +414,7 @@
 #define MSI_IOVA_LENGTH			0x100000
 
 static bool disable_bypass = 1;
-module_param_named(disable_bypass, disable_bypass, bool, S_IRUGO);
+module_param_named(disable_bypass, disable_bypass, bool, 0444);
 MODULE_PARM_DESC(disable_bypass,
 	"Disable bypass streams such that incoming transactions from devices that are not attached to an iommu domain will report an abort back to the device and will not be allowed to pass through the SMMU.");
 
-- 
2.27.0