Messages in this thread Patch in this message | | | From | David Eccher <> | Subject | [PATCH 1/1] USB: inode.c: fix unbalanced spin_lock in ep0_write | Date | Fri, 11 Dec 2015 20:56:26 +0100 |
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Fix bad unlock balance: ep0_write enter with the locks locked from inode.c:1769, hence it must exit with spinlock held to avoid double unlock in dev_config.
Signed-off-by: David Eccher <d.eccher@gmail.com> --- drivers/usb/gadget/legacy/inode.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c index f454c7a..b968c25 100644 --- a/drivers/usb/gadget/legacy/inode.c +++ b/drivers/usb/gadget/legacy/inode.c @@ -1144,6 +1144,7 @@ ep0_write (struct file *fd, const char __user *buf, size_t len, loff_t *ptr) } else retval = len; + spin_lock_irq (&dev->lock); return retval; } -- 1.8.1.2
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