diff options
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/perf_cpum_sf.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c index d87d58f2ec1b..13ab77e5ef21 100644 --- a/arch/s390/kernel/perf_cpum_sf.c +++ b/arch/s390/kernel/perf_cpum_sf.c @@ -170,12 +170,12 @@ static inline unsigned long *get_next_sdbt(unsigned long *s) /* * sf_disable() - Switch off sampling facility */ -static int sf_disable(void) +static void sf_disable(void) { struct hws_lsctl_request_block sreq; memset(&sreq, 0, sizeof(sreq)); - return lsctl(&sreq); + lsctl(&sreq); } /* @@ -620,13 +620,12 @@ static void setup_pmc_cpu(void *flags) if (err) break; cpuhw->flags |= PMU_F_RESERVED; - err = sf_disable(); + sf_disable(); break; case PMC_RELEASE: cpuhw->flags &= ~PMU_F_RESERVED; - err = sf_disable(); - if (!err) - deallocate_buffers(cpuhw); + sf_disable(); + deallocate_buffers(cpuhw); break; } if (err) { |