usb: musb: Fix external abort in musb_remove on omap2430

MerlijnWajer · gregkh · commit 94e46a4f2d5e · 2018-03-13T16:36:59.000+01:00
This fixes an oops on unbind / module unload (on the musb omap2430
platform).

musb_remove function now calls musb_platform_exit before disabling
runtime pm.

Signed-off-by: Merlijn Wajer &lt;merlijn@wizzup.org&gt;
Signed-off-by: Bin Liu &lt;b-liu@ti.com&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
@@ -2473,11 +2473,11 @@ static int musb_remove(struct platform_device *pdev)
 	musb_disable_interrupts(musb);
 	musb_writeb(musb->mregs, MUSB_DEVCTL, 0);
 	spin_unlock_irqrestore(&musb->lock, flags);
+	musb_platform_exit(musb);
 
 	pm_runtime_dont_use_autosuspend(musb->controller);
 	pm_runtime_put_sync(musb->controller);
 	pm_runtime_disable(musb->controller);
-	musb_platform_exit(musb);
 	musb_phy_callback = NULL;
 	if (musb->dma_controller)
 		musb_dma_controller_destroy(musb->dma_controller);
