[xen staging] xen/arm: smmu.c: Remove unused-but-set variable

[patchbot@xxxxxxx]

commit 2845588e398d8e631f08d304e80c5f94f52c3643
Author:     Michal Orzel <michal.orzel@xxxxxxx>
AuthorDate: Wed Apr 27 11:49:37 2022 +0200
Commit:     Stefano Stabellini <stefano.stabellini@xxxxxxxxxx>
CommitDate: Wed Apr 27 15:21:04 2022 -0700

    xen/arm: smmu.c: Remove unused-but-set variable
    
    Function arm_smmu_init_context_bank defines and sets a variable
    gr0_base but does not make use of it. Remove this variable.
    
    Signed-off-by: Michal Orzel <michal.orzel@xxxxxxx>
    Acked-by: Julien Grall <jgrall@xxxxxxxxxx>
---
 xen/drivers/passthrough/arm/smmu.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/xen/drivers/passthrough/arm/smmu.c 
b/xen/drivers/passthrough/arm/smmu.c
index 5cacb2dd99..c21c4f3ac0 100644
--- a/xen/drivers/passthrough/arm/smmu.c
+++ b/xen/drivers/passthrough/arm/smmu.c
@@ -1086,10 +1086,9 @@ static void arm_smmu_init_context_bank(struct 
arm_smmu_domain *smmu_domain)
        bool stage1;
        struct arm_smmu_cfg *cfg = &smmu_domain->cfg;
        struct arm_smmu_device *smmu = smmu_domain->smmu;
-       void __iomem *cb_base, *gr0_base, *gr1_base;
+       void __iomem *cb_base, *gr1_base;
        paddr_t p2maddr;
 
-       gr0_base = ARM_SMMU_GR0(smmu);
        gr1_base = ARM_SMMU_GR1(smmu);
        stage1 = cfg->cbar != CBAR_TYPE_S2_TRANS;
        cb_base = ARM_SMMU_CB_BASE(smmu) + ARM_SMMU_CB(smmu, cfg->cbndx);
--
generated by git-patchbot for /home/xen/git/xen.git#staging