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codec_mm: config: fixed config error crash bug.

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PD#166937:
	not return errors when not find config.
	will crashed on:
[    9.478046@0] task: ffffffc05aea8d80 task.stack: ffffffc05a498000
[    9.484090@0] PC is at configs_config2str+0x2c/0x240
[    9.489001@0] LR is at configs_get_node_path_str+0x78/0xd4
[    9.494433@0] pc : [<ffffff800982f8cc>] lr : [<ffffff80098311c8>]
	pstate: 20000145
[    9.501935@0] sp : ffffffc05a49baf0
[    9.505386@0] x29: ffffffc05a49baf0 x28: ffffffc05a498000

Change-Id: Ia5985d3e5aa7aefecb6867e3d2ab29efc7592b9b
Signed-off-by: Zhi Zhou <zhi.zhou@amlogic.com>
This commit is contained in:
Zhi Zhou
2018-06-22 12:43:20 +08:00
parent 866f6f1da6
commit b9e7965b50
1 changed files with 1 additions and 0 deletions
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1
drivers/amlogic/media/common/codec_mm/configs/configs.c
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@@ -786,6 +786,7 @@ static int configs_get_node_path_config(
if (node == NULL) {
if (parent_node != root_node) {
node = parent_node;
err = -EPERM;
goto out;
}
/*for reset refs. */