From 733ba346d941d37e0814bac37b6a5c188ac3c9b2 Mon Sep 17 00:00:00 2001
From: Minjie Du <duminjie@vivo.com>
Date: Wed, 12 Jul 2023 19:18:37 +0800
Subject: [PATCH] nvme: fix parameter check in nvme_fault_inject_init()
Make IS_ERR() judge the debugfs_create_dir() function return.
Signed-off-by: Minjie Du <duminjie@vivo.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
---
drivers/nvme/host/fault_inject.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/nvme/host/fault_inject.c b/drivers/nvme/host/fault_inject.c
index 83d2e6860d388..1ba10a5c656d1 100644
--- a/drivers/nvme/host/fault_inject.c
+++ b/drivers/nvme/host/fault_inject.c
@@ -27,7 +27,7 @@ void nvme_fault_inject_init(struct nvme_fault_inject *fault_inj,
/* create debugfs directory and attribute */
parent = debugfs_create_dir(dev_name, NULL);
- if (!parent) {
+ if (IS_ERR(parent)) {
pr_warn("%s: failed to create debugfs directory\n", dev_name);
return;
}
--
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