usb: musb: Fix external abort in musb_remove on omap2430
authorMerlijn Wajer <merlijn@wizzup.org>
Tue, 13 Mar 2018 14:48:40 +0000 (09:48 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 26 Apr 2018 09:02:03 +0000 (11:02 +0200)
commit 94e46a4f2d5eb14059e42f313c098d4854847376 upstream.

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 <merlijn@wizzup.org>
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/musb/musb_core.c

index 7af7cdf1c812070b98d26241db6735e3e4607449..ff17e94ef465cd86cef3e6e1970d3710d9717a5e 100644 (file)
@@ -2498,11 +2498,11 @@ 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);