scsi: mpt3sas: Fix junk chars displayed while printing ChipName

Terminate string after copying 16 bytes of ChipName data from Manufacturing
Page0 to prevent %s from printing junk characters.

Link: https://lore.kernel.org/r/20220511072621.30657-1-sreekanth.reddy@broadcom.comSigned-off-by: NSreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>

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;