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Commit aa9895da authored by Daeseok Youn's avatar Daeseok Youn Committed by Greg Kroah-Hartman
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staging: dgap: use gotos for handling error in dgap_remap() 



Signed-off-by: default avatarDaeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 7f703fae

drivers/staging/dgap/dgap.c

+15 −15
Original line number Diff line number Diff line
@@ -1400,27 +1400,27 @@ static int dgap_remap(struct board_t *brd) 
		return -ENOMEM;



	if (!request_mem_region(brd->membase + PCI_IO_OFFSET, 0x200000,

					"dgap")) {

		release_mem_region(brd->membase, 0x200000);

		return -ENOMEM;

	}

					"dgap"))

		goto err_req_mem;



	brd->re_map_membase = ioremap(brd->membase, 0x200000);

	if (!brd->re_map_membase) {

		release_mem_region(brd->membase, 0x200000);

		release_mem_region(brd->membase + PCI_IO_OFFSET, 0x200000);

		return -ENOMEM;

	}

	if (!brd->re_map_membase)

		goto err_remap_mem;



	brd->re_map_port = ioremap((brd->membase + PCI_IO_OFFSET), 0x200000);

	if (!brd->re_map_port) {

		release_mem_region(brd->membase, 0x200000);

		release_mem_region(brd->membase + PCI_IO_OFFSET, 0x200000);

		iounmap(brd->re_map_membase);

		return -ENOMEM;

	}

	if (!brd->re_map_port)

		goto err_remap_port;



	return 0;



err_remap_port:

	iounmap(brd->re_map_membase);

err_remap_mem:

	release_mem_region(brd->membase + PCI_IO_OFFSET, 0x200000);

err_req_mem:

	release_mem_region(brd->membase, 0x200000);



	return -ENOMEM;

}



static void dgap_unmap(struct board_t *brd)