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bcma: add missing iounmap on error path

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This should fix the problem reported by Fengguang:

The coccinelle static checker emits these warnings:

drivers/bcma/scan.c:466:3-9: ERROR: missing iounmap; ioremap on line 451 and execution via conditional on line 465
drivers/bcma/scan.c:540:3-9: ERROR: missing iounmap; ioremap on line 515 and execution via conditional on line 539

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Hauke Mehrtens 2012-07-26 17:45:52 +02:00 committed by John W. Linville
parent d8f1bd2ffc
commit 9dbf5f55f8
1 changed files with 10 additions and 5 deletions
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15
drivers/bcma/scan.c
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@ -462,8 +462,10 @@ int bcma_bus_scan(struct bcma_bus *bus)
while (eromptr < eromend) {
struct bcma_device *other_core;
struct bcma_device *core = kzalloc(sizeof(*core), GFP_KERNEL);
if (!core)
return -ENOMEM;
if (!core) {
err = -ENOMEM;
goto out;
}
INIT_LIST_HEAD(&core->list);
core->bus = bus;
@ -478,7 +480,7 @@ int bcma_bus_scan(struct bcma_bus *bus)
} else if (err == -ESPIPE) {
break;
}
return err;
goto out;
}
core->core_index = core_num++;
@ -494,10 +496,12 @@ int bcma_bus_scan(struct bcma_bus *bus)
list_add_tail(&core->list, &bus->cores);
}
err = 0;
out:
if (bus->hosttype == BCMA_HOSTTYPE_SOC)
iounmap(eromptr);
return 0;
return err;
}
int __init bcma_bus_scan_early(struct bcma_bus *bus,
@ -537,7 +541,7 @@ int __init bcma_bus_scan_early(struct bcma_bus *bus,
else if (err == -ESPIPE)
break;
else if (err < 0)
return err;
goto out;
core->core_index = core_num++;
bus->nr_cores++;
@ -551,6 +555,7 @@ int __init bcma_bus_scan_early(struct bcma_bus *bus,
break;
}
out:
if (bus->hosttype == BCMA_HOSTTYPE_SOC)
iounmap(eromptr);