LoongArch: Delete unnecessary debugfs checking

Debugfs functions are not supposed to be checked for errors.  This
is sort of unusual but it is described in the comments for the
debugfs_create_dir() function.  Also debugfs_create_dir() can never
return NULL.

Reviewed-by: WANG Xuerui <git@xen0n.name>
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
This commit is contained in:
Dan Carpenter 2023-06-29 20:58:42 +08:00 • committed by Huacai Chen
commit d7c2496097