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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2011-10-18 20:05:50 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2011-10-19 13:29:11 -0700
commita2c76b83fdd763c826f38a55127ccf25708099ce (patch)
treeb5a9a59dd1b2e3aa7274a96ace5b44ea82d01679 /drivers/usb
parent3a7655fcb210b349111251689d0a56b7250885ea (diff)
downloadlinux-a2c76b83fdd763c826f38a55127ccf25708099ce.tar.gz
usb: renesas_usbhs: fixup inconsistent return from usbhs_pkt_push()
usbhs_pkt_push() had inconsistent return under spin lock.
This patch fix it up.
Special thanks to Dan

Cc: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/renesas_usbhs/fifo.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index 762b7429d8bb..8da685e796d1 100644
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -62,14 +62,14 @@ void usbhs_pkt_push(struct usbhs_pipe *pipe, struct usbhs_pkt *pkt,
 	struct device *dev = usbhs_priv_to_dev(priv);
 	unsigned long flags;
 
-	/********************  spin lock ********************/
-	usbhs_lock(priv, flags);
-
 	if (!done) {
 		dev_err(dev, "no done function\n");
 		return;
 	}
 
+	/********************  spin lock ********************/
+	usbhs_lock(priv, flags);
+
 	if (!pipe->handler) {
 		dev_err(dev, "no handler function\n");
 		pipe->handler = &usbhsf_null_handler;