Debugfs APIs returns encoded error on failure so use debugfs_lookup() instead of checking for NULL. CC: Lukas Wunner <lukas@xxxxxxxxx> CC: David Airlie <airlied@xxxxxxxx> CC: Daniel Vetter <daniel@xxxxxxxx> CC: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx> CC: Maxime Ripard <mripard@xxxxxxxxxx> CC: Thomas Zimmermann <tzimmermann@xxxxxxx> Signed-off-by: Nirmoy Das <nirmoy.das@xxxxxxx> --- drivers/gpu/vga/vga_switcheroo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/vga/vga_switcheroo.c b/drivers/gpu/vga/vga_switcheroo.c index 365e6ddbe90f..a331525f0b32 100644 --- a/drivers/gpu/vga/vga_switcheroo.c +++ b/drivers/gpu/vga/vga_switcheroo.c @@ -914,7 +914,7 @@ static void vga_switcheroo_debugfs_fini(struct vgasr_priv *priv) static void vga_switcheroo_debugfs_init(struct vgasr_priv *priv) { /* already initialised */ - if (priv->debugfs_root) + if (debugfs_lookup("vgaswitcheroo", NULL)) return; priv->debugfs_root = debugfs_create_dir("vgaswitcheroo", NULL); -- 2.32.0