ARM: vexpress/spc: remove unused variable perf_stat_reg

The variable 'perf_stat_reg' in ve_spc_set_performance is assigned a
value but that is never used.

So let's remove the variable 'perf_stat_reg'

Reported-by: David Binderman <dcb314@hotmail.com>
Cc: Liviu Dudau <liviu.dudau@arm.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>

diff --git a/arch/arm/mach-vexpress/spc.c b/arch/arm/mach-vexpress/spc.c
index 5766ce2..0d89257 100644 (file)
--- a/arch/arm/mach-vexpress/spc.c
+++ b/arch/arm/mach-vexpress/spc.c
@@ -319,17 +319,15 @@ static int ve_spc_waitforcompletion(int req_type)
 
 static int ve_spc_set_performance(int cluster, u32 freq)
 {
-       u32 perf_cfg_reg, perf_stat_reg;
+       u32 perf_cfg_reg;
        int ret, perf, req_type;
 
        if (cluster_is_a15(cluster)) {
                req_type = CA15_DVFS;
                perf_cfg_reg = PERF_LVL_A15;
-               perf_stat_reg = PERF_REQ_A15;
        } else {
                req_type = CA7_DVFS;
                perf_cfg_reg = PERF_LVL_A7;
-               perf_stat_reg = PERF_REQ_A7;
        }
 
        perf = ve_spc_find_performance_index(cluster, freq);