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Subject[PATCH] x86/events/amd/iommu: remove redundant assignment to variable shift
Date
Variable shift is being initialized with a value that is never read, it
is being re-assigned later inside a loop. The assignment is redundant
and can be removed.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
---
arch/x86/events/amd/iommu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/events/amd/iommu.c b/arch/x86/events/amd/iommu.c
index 913745f1419b..b15f7b950d2e 100644
--- a/arch/x86/events/amd/iommu.c
+++ b/arch/x86/events/amd/iommu.c
@@ -161,7 +161,7 @@ static int get_next_avail_iommu_bnk_cntr(struct perf_event *event)

raw_spin_lock_irqsave(&piommu->lock, flags);

- for (bank = 0, shift = 0; bank < max_banks; bank++) {
+ for (bank = 0; bank < max_banks; bank++) {
for (cntr = 0; cntr < max_cntrs; cntr++) {
shift = bank + (bank*3) + cntr;
if (piommu->cntr_assign_mask & BIT_ULL(shift)) {
--
2.33.1
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