[PATCH 17/18] [media] RedRat3: Adjust two checks for null pointers in redrat3_dev_probe()

From: SF Markus Elfring
Date: Thu Oct 13 2016 - 12:58:19 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Thu, 13 Oct 2016 17:40:34 +0200
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The script "checkpatch.pl" pointed information out like the following.

Comparison to NULL could be written !â

Thus fix the affected source code places.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/media/rc/redrat3.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c
index 06c9eea..a09d5cb 100644
--- a/drivers/media/rc/redrat3.c
+++ b/drivers/media/rc/redrat3.c
@@ -923,8 +923,7 @@ static int redrat3_dev_probe(struct usb_interface *intf,
ep = &uhi->endpoint[i].desc;
addr = ep->bEndpointAddress;
attrs = ep->bmAttributes;
-
- if ((ep_in == NULL) &&
+ if (!ep_in &&
((addr & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN) &&
((attrs & USB_ENDPOINT_XFERTYPE_MASK) ==
USB_ENDPOINT_XFER_BULK)) {
@@ -935,7 +934,7 @@ static int redrat3_dev_probe(struct usb_interface *intf,
ep_in = ep;
}

- if ((ep_out == NULL) &&
+ if (!ep_out &&
((addr & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT) &&
((attrs & USB_ENDPOINT_XFERTYPE_MASK) ==
USB_ENDPOINT_XFER_BULK)) {
--
2.10.1