diff options
| author | Avik Sil <avik.sil@linaro.org> | 2011-03-31 17:14:30 +0530 |
|---|---|---|
| committer | Avik Sil <avik.sil@linaro.org> | 2011-03-31 17:14:30 +0530 |
| commit | 7c2f3276a5912e3aad2038f4ebaf971ff7c12dbe (patch) | |
| tree | da0f6c0bbfbdf3a9628181d6ac2553f37ffb72ab /arch/arm/mach-omap2 | |
| parent | f6950887f5a6ea73b9037cdd8346deb7fdfe6ae2 (diff) | |
lttng: ARM trace clock fix release_pmu
Check if reserved_pmu is valid before passing it to release_pmu()
Diffstat (limited to 'arch/arm/mach-omap2')
| -rw-r--r-- | arch/arm/mach-omap2/trace-clock.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/trace-clock.c b/arch/arm/mach-omap2/trace-clock.c index 3db1cdb8d59..c21bd478ce0 100644 --- a/arch/arm/mach-omap2/trace-clock.c +++ b/arch/arm/mach-omap2/trace-clock.c @@ -565,7 +565,8 @@ void put_trace_clock(void) if (trace_clock_refcount != 1) goto end; _stop_trace_clock(); - release_pmu(reserved_pmu); + if (!IS_ERR_OR_NULL(reserved_pmu)) + release_pmu(reserved_pmu); end: trace_clock_refcount--; spin_unlock(&trace_clock_lock); |