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LoongArch: Fix debugfs_create_dir() error checking

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The debugfs_create_dir() returns ERR_PTR in case of an error and the
correct way of checking it is using the IS_ERR_OR_NULL inline function
rather than the simple null comparision. This patch fixes the issue.

Cc: stable@vger.kernel.org
Suggested-By: Ivan Orlov <ivan.orlov0322@gmail.com>
Signed-off-by: Immad Mir <mirimmad17@gmail.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
This commit is contained in:
Immad Mir 2023-06-15 14:35:56 +08:00 committed by Huacai Chen
parent 0246d0aaf0
commit 41efbb682d
1 changed files with 1 additions and 1 deletions
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arch/loongarch/kernel/unaligned.c
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@ -485,7 +485,7 @@ static int __init debugfs_unaligned(void)
struct dentry *d;
d = debugfs_create_dir("loongarch", NULL);
if (!d)
if (IS_ERR_OR_NULL(d))
return -ENOMEM;
debugfs_create_u32("unaligned_instructions_user",