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Commit fbfb14455391b89edcf37327526988dea7849532

Authored by Cornelia Huck
Committed by Greg Kroah-Hartman
1 parent cb360bbf63
Exists in master and in 7 other branches imx_3.0.35_4.1.0, imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga, smarc-l5.0.0_1.0.0-ga

driver core fixes: device_register() retval check in platform.c 

Check the return value of device_register() in platform_bus_init().

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

Showing 1 changed file with 9 additions and 2 deletions Side-by-side Diff

drivers/base/platform.c
Diff comments   View file @ fbfb144
... ... @@ -611,8 +611,15 @@
611 611  
612 612 int __init platform_bus_init(void)
613 613 {
614   - device_register(&platform_bus);
615   - return bus_register(&platform_bus_type);
  614 + int error;
  615 +
  616 + error = device_register(&platform_bus);
  617 + if (error)
  618 + return error;
  619 + error = bus_register(&platform_bus_type);
  620 + if (error)
  621 + device_unregister(&platform_bus);
  622 + return error;
616 623 }
617 624  
618 625 #ifndef ARCH_HAS_DMA_GET_REQUIRED_MASK