linux-kernel - [PATCH] wkup_m3_ipc.c: Fix error checking for debugfs_create

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Date:   Wed, 17 May 2023 22:24:31 +0500
From:   Osama Muhammad <osmtendev@...il.com>
To:     nm@...com, ssantosh@...nel.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Osama Muhammad <osmtendev@...il.com>
Subject: [PATCH] wkup_m3_ipc.c: Fix error checking for debugfs_create_dir

This patch fixes the error checking in wkup_m3_ipc.c in
debugfs_create_dir. The correct way to check if an error occurred
is 'IS_ERR' inline function.

Signed-off-by: Osama Muhammad <osmtendev@...il.com>
---
 drivers/soc/ti/wkup_m3_ipc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soc/ti/wkup_m3_ipc.c b/drivers/soc/ti/wkup_m3_ipc.c
index c9197912ec24..3aff106fc11a 100644
--- a/drivers/soc/ti/wkup_m3_ipc.c
+++ b/drivers/soc/ti/wkup_m3_ipc.c
@@ -202,7 +202,7 @@ static int wkup_m3_ipc_dbg_init(struct wkup_m3_ipc *m3_ipc)
 {
 	m3_ipc->dbg_path = debugfs_create_dir("wkup_m3_ipc", NULL);
 
-	if (!m3_ipc->dbg_path)
+	if (IS_ERR(m3_ipc->dbg_path))
 		return -EINVAL;
 
 	(void)debugfs_create_file("enable_late_halt", 0644,
-- 
2.34.1