1 files changed, 3 insertions, 1 deletions

diff --git a/kernel/smp.c b/kernel/smp.c
index 2aaac2c47683..07854477c164 100644
--- a/kernel/smp.c
+++ b/kernel/smp.c
@@ -159,8 +159,10 @@ static int generic_exec_single(int cpu, struct call_single_data *csd,
         }
 
 
-        if ((unsigned)cpu >= nr_cpu_ids || !cpu_online(cpu))
+        if ((unsigned)cpu >= nr_cpu_ids || !cpu_online(cpu)) {
+                csd_unlock(csd);
                 return -ENXIO;
+        }
 
         csd->func = func;
         csd->info = info;