[xen master] xen/arm: smmuv1: Switch from kzalloc_array(..) to devm_kcalloc(..)

[patchbot@xxxxxxx]

commit e362d3276d40e4f370c92eaa6c0e84e34badb92b
Author:     Rahul Singh <rahul.singh@xxxxxxx>
AuthorDate: Tue Jul 6 11:53:59 2021 +0100
Commit:     Julien Grall <jgrall@xxxxxxxxxx>
CommitDate: Wed Jul 7 14:08:15 2021 +0100

    xen/arm: smmuv1: Switch from kzalloc_array(..) to devm_kcalloc(..)
    
    Switch from kzalloc_array(..) to devm_kcalloc(..) when allocating the
    SMR to make code coherent.
    
    Signed-off-by: Rahul Singh <rahul.singh@xxxxxxx>
    Reviewed-by: Bertrand Marquis <bertrand.marquis@xxxxxxx>
    Acked-by: Julien Grall <jgrall@xxxxxxxxxx>
---
 xen/drivers/passthrough/arm/smmu.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/xen/drivers/passthrough/arm/smmu.c 
b/xen/drivers/passthrough/arm/smmu.c
index da2cd457d7..658c40433c 100644
--- a/xen/drivers/passthrough/arm/smmu.c
+++ b/xen/drivers/passthrough/arm/smmu.c
@@ -149,7 +149,8 @@ typedef enum irqreturn irqreturn_t;
 #define kzalloc(size, flags)           _xzalloc(size, sizeof(void *))
 #define devm_kzalloc(dev, size, flags) _xzalloc(size, sizeof(void *))
 #define kmalloc_array(size, n, flags)  _xmalloc_array(size, sizeof(void *), n)
-#define kzalloc_array(size, n, flags)  _xzalloc_array(size, sizeof(void *), n)
+#define devm_kcalloc(dev, n, size, flags)                      \
+       _xzalloc_array(size, sizeof(void *), n)
 
 static void __iomem *devm_ioremap_resource(struct device *dev,
                                           struct resource *res)
@@ -2222,7 +2223,8 @@ static int arm_smmu_device_cfg_probe(struct 
arm_smmu_device *smmu)
                smmu->smr_mask_mask = smr >> SMR_MASK_SHIFT;
 
                /* Zero-initialised to mark as invalid */
-               smmu->smrs = kzalloc_array(sizeof(*smmu->smrs), size, 
GFP_KERNEL);
+               smmu->smrs = devm_kcalloc(smmu->dev, size, sizeof(*smmu->smrs),
+                                                               GFP_KERNEL);
                if (!smmu->smrs)
                        return -ENOMEM;
 
--
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