usb: musb: omap2430: fix the readiness check in omap_musb_mailbox

[firefly-linux-kernel-4.4.55.git] / drivers / usb / musb / omap2430.c

diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index da00af46079469df59bc2babd1bf39f1a48b885a..c293dbeb8b24da01bc4188552b5103ecb93a5e31 100644 (file)
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -255,11 +255,11 @@ static inline void omap2430_low_level_init(struct musb *musb)
 void omap_musb_mailbox(enum omap_musb_vbus_id_status status)
 {
        struct omap2430_glue    *glue = _glue;
-       struct musb             *musb = glue_to_musb(glue);
 
-       glue->status = status;
-       if (!musb) {
-               dev_err(glue->dev, "musb core is not yet ready\n");
+       if (glue && glue_to_musb(glue)) {
+               glue->status = status;
+       } else {
+               pr_err("%s: musb core is not yet ready\n", __func__);
                return;
        }