rk fb: kfree envp[1], if we not do real switch screen

Signed-off-by: hjc <hjc@rock-chips.com>

diff --git a/drivers/video/rockchip/rk_fb.c b/drivers/video/rockchip/rk_fb.c
index 38379dffc09d5b3e8fd9b94fa5dae87b00077323..d4de585b3dc9f31596714284acbf0f6942ae18c2 100644 (file)
--- a/drivers/video/rockchip/rk_fb.c
+++ b/drivers/video/rockchip/rk_fb.c
@@ -3224,6 +3224,7 @@ int rk_fb_switch_screen(struct rk_screen *screen, int enable, int lcdc_id)
                if (dev_drv->cur_screen->type != screen->type) {
                        dev_drv->hdmi_switch = 0;
                        mutex_unlock(&dev_drv->switch_screen);
+                       kfree(envp[1]);
                        return 0;
                }