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authorDomen Puncer <domen@coderock.org>2005-06-05 14:46:16 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2005-06-27 14:44:02 -0700
commit01205a0e60bb5a66d768b881fb8355981b912510 (patch)
tree09a80a72be85b8e16523c37076b55b5c6a08c504
parentc11372da33c9d38cb35867915f15c74778e1a3a4 (diff)
downloadop-kernel-dev-01205a0e60bb5a66d768b881fb8355981b912510.zip
op-kernel-dev-01205a0e60bb5a66d768b881fb8355981b912510.tar.gz
[PATCH] USB: usblp: 2x up() in usblp_read
up(&usblp->sem) was called twice in a row in this code path. Signed-off-by: Domen Puncer <domen@coderock.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/usb/class/usblp.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index dff1341..7ce43fb 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -753,6 +753,7 @@ static ssize_t usblp_read(struct file *file, char __user *buffer, size_t count,
schedule();
} else {
set_current_state(TASK_RUNNING);
+ down(&usblp->sem);
break;
}
down (&usblp->sem);
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