diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index 4961be5d527bc46b8b4f0d139ede0494569b6f00..37d46ae5c61d36a65c209508f29c28f29e492627 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -4753,7 +4753,7 @@ static void
 _base_display_ioc_capabilities(struct MPT3SAS_ADAPTER *ioc)
 {
 	int i = 0;
-	char desc[16];
+	char desc[17] = {0};
 	u32 iounit_pg1_flags;
 	u32 bios_version;