Staging: emxx_udc: Return NULL instead of 0.

Return NULL instead of 0 from nbu2ss_ep_alloc_request(),if req pointer is NULL.

Signed-off-by: Sandhya Bankar <bankarsandhya512@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
index d38673c..e8cacae 100644 (file)
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -2625,7 +2625,7 @@ static struct usb_request *nbu2ss_ep_alloc_request(
 
        req = kzalloc(sizeof(*req), gfp_flags);
        if (!req)
-               return 0;
+               return NULL;
 
 #ifdef USE_DMA
        req->req.dma = DMA_ADDR_INVALID;