diff --git a/extra/patches/linux-droid4-patches/0018-usb-musb-fix-reading-vbus-registers.patch b/extra/patches/linux-droid4-patches/0018-usb-musb-fix-reading-vbus-registers.patch
deleted file mode 100644
index 91458bb..0000000
--- a/extra/patches/linux-droid4-patches/0018-usb-musb-fix-reading-vbus-registers.patch
+++ /dev/null
@@ -1,49 +0,0 @@
-From b090e83acf4f71fd354c3fe82aeff9b7ae1dd3c2 Mon Sep 17 00:00:00 2001
-From: Merlijn Wajer <merlijn@wizzup.org>
-Date: Sat, 24 Feb 2018 20:54:43 +0100
-Subject: [PATCH] usb: musb: call pm_runtime_{get,put}_sync before reading vbus
- registers
-
-Without pm_runtime_{get,put}_sync calls in place, reading
-vbus status via /sys causes the following error:
-
-Unhandled fault: external abort on non-linefetch (0x1028) at 0xfa0ab060
-pgd = b333e822
-[fa0ab060] *pgd=48011452(bad)
-
-[<c05261b0>] (musb_default_readb) from [<c0525bd0>] (musb_vbus_show+0x58/0xe4)
-[<c0525bd0>] (musb_vbus_show) from [<c04c0148>] (dev_attr_show+0x20/0x44)
-[<c04c0148>] (dev_attr_show) from [<c0259f74>] (sysfs_kf_seq_show+0x80/0xdc)
-[<c0259f74>] (sysfs_kf_seq_show) from [<c0210bac>] (seq_read+0x250/0x448)
-[<c0210bac>] (seq_read) from [<c01edb40>] (__vfs_read+0x1c/0x118)
-[<c01edb40>] (__vfs_read) from [<c01edccc>] (vfs_read+0x90/0x144)
-[<c01edccc>] (vfs_read) from [<c01ee1d0>] (SyS_read+0x3c/0x74)
-[<c01ee1d0>] (SyS_read) from [<c0106fe0>] (ret_fast_syscall+0x0/0x54)
-
-Solution was suggested by Tony Lindgren <tony@atomide.com>.
-
-Signed-off-by: Merlijn Wajer <merlijn@wizzup.org>
----
- drivers/usb/musb/musb_core.c | 2 ++
- 1 file changed, 2 insertions(+)
-
-diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
-index ea5013aa69e25..e2e95071328a8 100644
---- a/drivers/usb/musb/musb_core.c
-+++ b/drivers/usb/musb/musb_core.c
-@@ -1756,6 +1756,7 @@ musb_vbus_show(struct device *dev, struct device_attribute *attr, char *buf)
- 	int		vbus;
- 	u8		devctl;
- 
-+	pm_runtime_get_sync(dev);
- 	spin_lock_irqsave(&musb->lock, flags);
- 	val = musb->a_wait_bcon;
- 	vbus = musb_platform_get_vbus_status(musb);
-@@ -1769,6 +1770,7 @@ musb_vbus_show(struct device *dev, struct device_attribute *attr, char *buf)
- 			vbus = 0;
- 	}
- 	spin_unlock_irqrestore(&musb->lock, flags);
-+	pm_runtime_put_sync(dev);
- 
- 	return sprintf(buf, "Vbus %s, timeout %lu msec\n",
- 			vbus ? "on" : "off", val);