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usb: gadget: s3c-hsudc: Replace 0 with NULL for pointers 

Silences the following type of sparse warnings:
warning: Using plain integer as NULL pointer

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Sachin Kamat 2012-09-03 15:48:20 +05:30 committed by Felipe Balbi
parent affaab4c58
commit dc2cdcaf4c
1 changed files with 4 additions and 4 deletions
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8
drivers/usb/gadget/s3c-hsudc.c
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@ -835,7 +835,7 @@ static struct usb_request *s3c_hsudc_alloc_request(struct usb_ep *_ep,
hsreq = kzalloc(sizeof(*hsreq), gfp_flags);
if (!hsreq)
return 0;
return NULL;
INIT_LIST_HEAD(&hsreq->queue);
return &hsreq->req;
@ -904,16 +904,16 @@ static int s3c_hsudc_queue(struct usb_ep *_ep, struct usb_request *_req,
csr = readl((u32)hsudc->regs + offset);
if (!(csr & S3C_ESR_TX_SUCCESS) &&
(s3c_hsudc_write_fifo(hsep, hsreq) == 1))
hsreq = 0;
hsreq = NULL;
} else {
csr = readl((u32)hsudc->regs + offset);
if ((csr & S3C_ESR_RX_SUCCESS)
&& (s3c_hsudc_read_fifo(hsep, hsreq) == 1))
hsreq = 0;
hsreq = NULL;
}
}
if (hsreq != 0)
if (hsreq)
list_add_tail(&hsreq->queue, &hsep->queue);
spin_unlock_irqrestore(&hsudc->lock, flags);