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authorGeert Uytterhoeven <geert@linux-m68k.org>2008-12-30 14:16:41 +0100
committerGeert Uytterhoeven <geert@linux-m68k.org>2009-01-12 20:56:41 +0100
commit2e4c77bea3d8b17d94f8ee382411f359b708560f (patch)
treed6b4bb05094e709b164cfcdd02fed4bea9f90cc8 /drivers/dio/dio.c
parent639274d8106e25c2f91bf92270f46aaa3d104040 (diff)
m68k: dio - Kill warn_unused_result warnings
warning: ignoring return value of 'device_register', declared with attribute warn_unused_result warning: ignoring return value of 'device_create_file', declared with attribute warn_unused_result Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat (limited to 'drivers/dio/dio.c')
-rw-r--r--drivers/dio/dio.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/dio/dio.c b/drivers/dio/dio.c
index 07f274f853d..10c3c498358 100644
--- a/drivers/dio/dio.c
+++ b/drivers/dio/dio.c
@@ -173,6 +173,7 @@ static int __init dio_init(void)
mm_segment_t fs;
int i;
struct dio_dev *dev;
+ int error;
if (!MACH_IS_HP300)
return 0;
@@ -182,7 +183,11 @@ static int __init dio_init(void)
/* Initialize the DIO bus */
INIT_LIST_HEAD(&dio_bus.devices);
strcpy(dio_bus.dev.bus_id, "dio");
- device_register(&dio_bus.dev);
+ error = device_register(&dio_bus.dev);
+ if (error) {
+ pr_err("DIO: Error registering dio_bus\n");
+ return error;
+ }
/* Request all resources */
dio_bus.num_resources = (hp300_model == HP_320 ? 1 : 2);
@@ -252,8 +257,15 @@ static int __init dio_init(void)
if (scode >= DIOII_SCBASE)
iounmap(va);
- device_register(&dev->dev);
- dio_create_sysfs_dev_files(dev);
+ error = device_register(&dev->dev);
+ if (error) {
+ pr_err("DIO: Error registering device %s\n",
+ dev->name);
+ continue;
+ }
+ error = dio_create_sysfs_dev_files(dev);
+ if (error)
+ dev_err(&dev->dev, "Error creating sysfs files\n");
}
return 0;
}