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Commit 01205a0e authored by Domen Puncer's avatar Domen Puncer Committed by Greg Kroah-Hartman
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[PATCH] USB: usblp: 2x up() in usblp_read



up(&usblp->sem) was called twice in a row in this code path.

Signed-off-by: default avatarDomen Puncer <domen@coderock.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent c11372da
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+1 −0
Original line number Original line Diff line number Diff line
@@ -753,6 +753,7 @@ static ssize_t usblp_read(struct file *file, char __user *buffer, size_t count,
				schedule();
				schedule();
			} else {
			} else {
				set_current_state(TASK_RUNNING);
				set_current_state(TASK_RUNNING);
				down(&usblp->sem);
				break;
				break;
			}
			}
			down (&usblp->sem);
			down (&usblp->sem);