[greybus-dev] [PATCH] staging: greybus: Fix null pointer dereference

If fw is null then fw->size will trigger null pointer dereference

Signed-off-by: Ding Xiang dingxiang@cmss.chinamobile.com --- drivers/staging/greybus/bootrom.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/greybus/bootrom.c b/drivers/staging/greybus/bootrom.c index e85ffae..3af28a0 100644 --- a/drivers/staging/greybus/bootrom.c +++ b/drivers/staging/greybus/bootrom.c @@ -297,7 +297,7 @@ static int gb_bootrom_get_firmware(struct gb_operation *op)

queue_work: /* Refresh timeout */ - if (!ret && (offset + size == fw->size)) + if (!ret && fw && (offset + size == fw->size)) next_request = NEXT_REQ_READY_TO_BOOT; else next_request = NEXT_REQ_GET_FIRMWARE;