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@gmail.com>
Link: https://lore.kernel.org/r/20230517172431.13507-1-osmtendev@gmail.com
Signed-off-by: Nishanth Menon <nm@ti.com>

diff --git a/drivers/soc/ti/wkup_m3_ipc.c b/drivers/soc/ti/wkup_m3_ipc.c
index c919791..3aff106 100644 (file)
--- 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,