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>

diff --git a/arch/loongarch/kernel/unaligned.c b/arch/loongarch/kernel/unaligned.c
index 85fae3d2d71aebc5691686cfe67214561fd8d6fe..3abf163dda056b681494a74916570866a6f1ec7b 100644 (file)
--- a/arch/loongarch/kernel/unaligned.c
+++ b/arch/loongarch/kernel/unaligned.c
@@ -485,8 +485,6 @@ static int __init debugfs_unaligned(void)
        struct dentry *d;
 
        d = debugfs_create_dir("loongarch", NULL);
-       if (IS_ERR_OR_NULL(d))
-               return -ENOMEM;
 
        debugfs_create_u32("unaligned_instructions_user",
                                S_IRUGO, d, &unaligned_instructions_user);