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Commit 1b701508 authored by Sudip Mukherjee's avatar Sudip Mukherjee Committed by Felipe Balbi
Browse files

usb: gadget: amd5536udc: NULL comparison 



A NULL comparison can be written as if (var) or if (!var).

Signed-off-by: default avatarSudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 5d31a17b

drivers/usb/gadget/udc/amd5536udc.c

+4 −4
Original line number Diff line number Diff line
@@ -2185,7 +2185,7 @@ static irqreturn_t udc_data_out_isr(struct udc *dev, int ep_ix) 
		}



	/* DMA */

	} else if (!ep->cancel_transfer && req != NULL) {

	} else if (!ep->cancel_transfer && req) {

		ret_val = IRQ_HANDLED;



		/* check for DMA done */
@@ -3189,7 +3189,7 @@ static int init_dma_pools(struct udc *dev) 
	/* setup */

	td_stp = dma_pool_alloc(dev->stp_requests, GFP_KERNEL,

				&dev->ep[UDC_EP0OUT_IX].td_stp_dma);

	if (td_stp == NULL) {

	if (!td_stp) {

		retval = -ENOMEM;

		goto err_alloc_dma;

	}
@@ -3198,7 +3198,7 @@ static int init_dma_pools(struct udc *dev) 
	/* data: 0 packets !? */

	td_data = dma_pool_alloc(dev->stp_requests, GFP_KERNEL,

				&dev->ep[UDC_EP0OUT_IX].td_phys);

	if (td_data == NULL) {

	if (!td_data) {

		retval = -ENOMEM;

		goto err_alloc_phys;

	}
@@ -3322,7 +3322,7 @@ static int udc_pci_probe( 
	}



	dev->virt_addr = ioremap_nocache(resource, len);

	if (dev->virt_addr == NULL) {

	if (!dev->virt_addr) {

		dev_dbg(&pdev->dev, "start address cannot be mapped\n");

		retval = -EFAULT;

		goto err_ioremap;