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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-06-20 09:59:23 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-06-20 09:59:23 +0300
commite8f4118f4297f93e82ebcf4dd1eb6e48fead592e (patch)
tree7cc982375122242b71036c8b8154d972da1b84f7 /arch/powerpc/platforms/pseries/papr_scm.c
parentde9257ae1d3b0d8856955045d194e3ff4f278394 (diff)
parenta111daf0c53ae91e71fd2bfe7497862d14132e3e (diff)
downloadlinux-e8f4118f4297f93e82ebcf4dd1eb6e48fead592e.tar.xz
Merge 5.19-rc3 into staging-next
This resolves the merge issue with: drivers/staging/r8188eu/os_dep/ioctl_linux.c Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/powerpc/platforms/pseries/papr_scm.c')
-rw-r--r--arch/powerpc/platforms/pseries/papr_scm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/pseries/papr_scm.c b/arch/powerpc/platforms/pseries/papr_scm.c
index 181b855b3050..82cae08976bc 100644
--- a/arch/powerpc/platforms/pseries/papr_scm.c
+++ b/arch/powerpc/platforms/pseries/papr_scm.c
@@ -465,6 +465,9 @@ static int papr_scm_pmu_check_events(struct papr_scm_priv *p, struct nvdimm_pmu
u32 available_events;
int index, rc = 0;
+ if (!p->stat_buffer_len)
+ return -ENOENT;
+
available_events = (p->stat_buffer_len - sizeof(struct papr_scm_perf_stats))
/ sizeof(struct papr_scm_perf_stat);
if (available_events == 0)