GitHub-Mirror/u-boot
2
0
Fork 0
mirror of https://github.com/Fishwaldo/u-boot.git synced 2025-03-21 14:41:31 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

syscon: Avoid returning a device on failure

Browse source 
If the device cannot be probed, syscon_get_by_driver_data() will still
return a useful value in its devp parameter. Ensure that it returns NULL
instead.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2016-03-11 22:06:49 -07:00 • committed by Bin Meng
parent d74d6b444c
commit 532f2435cf
1 changed files with 1 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
drivers/core/syscon-uclass.c
View file

@ -38,6 +38,7 @@ int syscon_get_by_driver_data(ulong driver_data, struct udevice **devp)
struct uclass *uc;
int ret;
*devp = NULL;
ret = uclass_get(UCLASS_SYSCON, &uc);
if (ret)
return ret;