diff options
-rw-r--r-- | sys/vm/uma_core.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/vm/uma_core.c b/sys/vm/uma_core.c index 8cbd1216678a..b1762500c147 100644 --- a/sys/vm/uma_core.c +++ b/sys/vm/uma_core.c @@ -3171,6 +3171,11 @@ uma_zfree_pcpu_arg(uma_zone_t zone, void *pcpu_item, void *udata) #ifdef SMP MPASS(zone->uz_flags & UMA_ZONE_PCPU); #endif + + /* uma_zfree_pcu_*(..., NULL) does nothing, to match free(9). */ + if (pcpu_item == NULL) + return; + item = zpcpu_offset_to_base(pcpu_item); uma_zfree_arg(zone, item, udata); } |