From: Paul Mackerras Date: Mon, 15 Jun 2009 11:36:52 +0000 (+1000) Subject: perf_counter: powerpc: Fix two compile warnings X-Git-Tag: upstream/snapshot3+hdmi~18371^2~29 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=90c8f954534ba15e4542ab00dd9f0e58b071518c;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git perf_counter: powerpc: Fix two compile warnings This fixes a couple of compile warnings that crept into the powerpc perf_counter code recently: CC arch/powerpc/kernel/perf_counter.o arch/powerpc/kernel/perf_counter.c: In function 'record_and_restart': arch/powerpc/kernel/perf_counter.c:1016: warning: unused variable 'addr' arch/powerpc/kernel/perf_counter.c: In function 'hw_perf_counter_init': arch/powerpc/kernel/perf_counter.c:891: warning: 'ev' may be used uninitialized in this function Stephen Rothwell reported this against linux-next as well. Reported-by: Stephen Rothwell Signed-off-by: Paul Mackerras Cc: Peter Zijlstra LKML-Reference: <18998.12884.787039.22202@cargo.ozlabs.ibm.com> Signed-off-by: Ingo Molnar --- diff --git a/arch/powerpc/kernel/perf_counter.c b/arch/powerpc/kernel/perf_counter.c index bb20238..e6dc185 100644 --- a/arch/powerpc/kernel/perf_counter.c +++ b/arch/powerpc/kernel/perf_counter.c @@ -913,6 +913,8 @@ const struct pmu *hw_perf_counter_init(struct perf_counter *counter) case PERF_TYPE_RAW: ev = counter->attr.config; break; + default: + return ERR_PTR(-EINVAL); } counter->hw.config_base = ev; counter->hw.idx = 0; @@ -1013,7 +1015,7 @@ static void record_and_restart(struct perf_counter *counter, long val, u64 period = counter->hw.sample_period; s64 prev, delta, left; int record = 0; - u64 addr, mmcra, sdsync; + u64 mmcra, sdsync; /* we don't have to worry about interrupts here */ prev = atomic64_read(&counter->hw.prev_count);