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staging: dgap: remove unnecessary if statement for checking NULL 

dgap_release_remap() function is only called after the memory
has been remapped so if statement for checking NULL doesn't
need.

And also release_mem_region() calls are moved after iounmap() calls.

Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Daeseok Youn 2014-10-08 20:12:48 +09:00 committed by Greg Kroah-Hartman
parent 748d9dd1b1
commit 9f2b744475
1 changed files with 4 additions and 9 deletions
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13
drivers/staging/dgap/dgap.c
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@ -1013,15 +1013,10 @@ static int dgap_do_remap(struct board_t *brd)
static void dgap_release_remap(struct board_t *brd)
{
if (brd->re_map_membase) {
release_mem_region(brd->membase, 0x200000);
iounmap(brd->re_map_membase);
}
if (brd->re_map_port) {
release_mem_region(brd->membase + PCI_IO_OFFSET, 0x200000);
iounmap(brd->re_map_port);
}
iounmap(brd->re_map_port);
iounmap(brd->re_map_membase);
release_mem_region(brd->membase + PCI_IO_OFFSET, 0x200000);
release_mem_region(brd->membase, 0x200000);
}
/*****************************************************************************
*