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libpayload: style: compare null-pointers with NULL, not 0 

Change-Id: I5efbfb75e2894bc8d8e50c8737cfee9738d15eda
Signed-off-by: Patrick Georgi <patrick.georgi@secunet.com>
Reviewed-on: http://review.coreboot.org/551
Tested-by: build bot (Jenkins)
Reviewed-by: Peter Stuge <peter@stuge.se>
This commit is contained in:
Patrick Georgi 2011-11-18 11:56:38 +01:00 committed by Peter Stuge
parent 950f20a404
commit db89ec975c
1 changed files with 2 additions and 2 deletions
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4
payloads/libpayload/drivers/usb/usb.c
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@ -76,7 +76,7 @@ usb_exit (void)
if (usb_hcs == 0) if (usb_hcs == 0)
return 0; return 0;
hci_t *controller = usb_hcs; hci_t *controller = usb_hcs;
while (controller != 0) { while (controller != NULL) {
controller->shutdown(controller); controller->shutdown(controller);
controller = controller->next; controller = controller->next;
} }
@ -92,7 +92,7 @@ usb_poll (void)
if (usb_hcs == 0) if (usb_hcs == 0)
return; return;
hci_t *controller = usb_hcs; hci_t *controller = usb_hcs;
while (controller != 0) { while (controller != NULL) {
int i; int i;
for (i = 0; i < 128; i++) { for (i = 0; i < 128; i++) {
if (controller->devices[i] != 0) { if (controller->devices[i] != 0) {