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drm/i915/perf: remove redundant variable 'taken'

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The assignment to variable taken is redundant and so it can be
removed as well as the variable too.

Cleans up clang-scan build warnings:
warning: Although the value stored to 'taken' is used in the enclosing
expression, the value is never actually read from 'taken'
[deadcode.DeadStores]

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221007195345.2749911-1-colin.i.king@gmail.com
This commit is contained in:
Colin Ian King 2022-10-07 20:53:45 +01:00 committed by Tvrtko Ursulin
parent 178ce94a15
commit f1d8e2bf87
1 changed files with 2 additions and 4 deletions
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6
drivers/gpu/drm/i915/i915_perf.c
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@ -656,7 +656,6 @@ static int gen8_append_oa_reports(struct i915_perf_stream *stream,
size_t start_offset = *offset;
unsigned long flags;
u32 head, tail;
u32 taken;
int ret = 0;
if (drm_WARN_ON(&uncore->i915->drm, !stream->enabled))
@ -692,7 +691,7 @@ static int gen8_append_oa_reports(struct i915_perf_stream *stream,
for (/* none */;
(taken = OA_TAKEN(tail, head));
OA_TAKEN(tail, head);
head = (head + report_size) & mask) {
u8 *report = oa_buf_base + head;
u32 *report32 = (void *)report;
@ -950,7 +949,6 @@ static int gen7_append_oa_reports(struct i915_perf_stream *stream,
size_t start_offset = *offset;
unsigned long flags;
u32 head, tail;
u32 taken;
int ret = 0;
if (drm_WARN_ON(&uncore->i915->drm, !stream->enabled))
@ -984,7 +982,7 @@ static int gen7_append_oa_reports(struct i915_perf_stream *stream,
for (/* none */;
(taken = OA_TAKEN(tail, head));
OA_TAKEN(tail, head);
head = (head + report_size) & mask) {
u8 *report = oa_buf_base + head;
u32 *report32 = (void *)report;