diff options
| author | Hauke Mehrtens <hauke@hauke-m.de> | 2014-08-22 08:44:52 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2014-08-28 14:41:56 -0400 |
| commit | ecf47e9bb796558423fa87b43a8fe55f086ca56e (patch) | |
| tree | c73bdc4cc0126d0d47faf4bfff8841f24e2a36be /drivers/bcma/scan.c | |
| parent | 89be7ceb80835238f04c09cb6efc2c70aabd02e8 (diff) | |
bcma: only map wrapper if its address is available
The Chipcommon B core does not have a wrap address and it would fail here.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/bcma/scan.c')
| -rw-r--r-- | drivers/bcma/scan.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/bcma/scan.c b/drivers/bcma/scan.c index b4764c6bcf17..e9bd77249a4c 100644 --- a/drivers/bcma/scan.c +++ b/drivers/bcma/scan.c @@ -421,10 +421,13 @@ static int bcma_get_next_core(struct bcma_bus *bus, u32 __iomem **eromptr, core->io_addr = ioremap_nocache(core->addr, BCMA_CORE_SIZE); if (!core->io_addr) return -ENOMEM; - core->io_wrap = ioremap_nocache(core->wrap, BCMA_CORE_SIZE); - if (!core->io_wrap) { - iounmap(core->io_addr); - return -ENOMEM; + if (core->wrap) { + core->io_wrap = ioremap_nocache(core->wrap, + BCMA_CORE_SIZE); + if (!core->io_wrap) { + iounmap(core->io_addr); + return -ENOMEM; + } } } return 0; |