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path: root/drivers/usb/host/fhci.h
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Diffstat (limited to 'drivers/usb/host/fhci.h')
-rw-r--r--drivers/usb/host/fhci.h11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/usb/host/fhci.h b/drivers/usb/host/fhci.h
index 72dae1c5ab38..71c3caaea4c1 100644
--- a/drivers/usb/host/fhci.h
+++ b/drivers/usb/host/fhci.h
@@ -20,13 +20,14 @@
20 20
21#include <linux/kernel.h> 21#include <linux/kernel.h>
22#include <linux/types.h> 22#include <linux/types.h>
23#include <linux/bug.h>
23#include <linux/spinlock.h> 24#include <linux/spinlock.h>
24#include <linux/interrupt.h> 25#include <linux/interrupt.h>
25#include <linux/kfifo.h> 26#include <linux/kfifo.h>
26#include <linux/io.h> 27#include <linux/io.h>
27#include <linux/usb.h> 28#include <linux/usb.h>
29#include <linux/usb/hcd.h>
28#include <asm/qe.h> 30#include <asm/qe.h>
29#include "../core/hcd.h"
30 31
31#define USB_CLOCK 48000000 32#define USB_CLOCK 48000000
32 33
@@ -515,9 +516,13 @@ static inline int cq_put(struct kfifo *kfifo, void *p)
515 516
516static inline void *cq_get(struct kfifo *kfifo) 517static inline void *cq_get(struct kfifo *kfifo)
517{ 518{
518 void *p = NULL; 519 unsigned int sz;
520 void *p;
521
522 sz = kfifo_out(kfifo, (void *)&p, sizeof(p));
523 if (sz != sizeof(p))
524 return NULL;
519 525
520 kfifo_out(kfifo, (void *)&p, sizeof(p));
521 return p; 526 return p;
522} 527}
523 528