From f367cc1efebdfacfca083e55fdeafa0163054995 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Tue, 14 Aug 2012 02:59:48 -0300 Subject: [PATCH] [media] stk1160: unlock on error path stk1160_set_alternate() There are some unlocks missing on error. Signed-off-by: Dan Carpenter Acked-by: Ezequiel Garcia Signed-off-by: Mauro Carvalho Chehab --- drivers/media/usb/stk1160/stk1160-v4l.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/media/usb/stk1160/stk1160-v4l.c b/drivers/media/usb/stk1160/stk1160-v4l.c index 360bdbee4270..1ad4ac187727 100644 --- a/drivers/media/usb/stk1160/stk1160-v4l.c +++ b/drivers/media/usb/stk1160/stk1160-v4l.c @@ -159,8 +159,9 @@ static bool stk1160_set_alternate(struct stk1160 *dev) static int stk1160_start_streaming(struct stk1160 *dev) { - int i, rc; bool new_pkt_size; + int rc = 0; + int i; /* Check device presence */ if (!dev->udev) @@ -183,7 +184,7 @@ static int stk1160_start_streaming(struct stk1160 *dev) if (!dev->isoc_ctl.num_bufs || new_pkt_size) { rc = stk1160_alloc_isoc(dev); if (rc < 0) - return rc; + goto out_unlock; } /* submit urbs and enables IRQ */ @@ -192,7 +193,7 @@ static int stk1160_start_streaming(struct stk1160 *dev) if (rc) { stk1160_err("cannot submit urb[%d] (%d)\n", i, rc); stk1160_uninit_isoc(dev); - return rc; + goto out_unlock; } } @@ -205,9 +206,10 @@ static int stk1160_start_streaming(struct stk1160 *dev) stk1160_dbg("streaming started\n"); +out_unlock: mutex_unlock(&dev->v4l_lock); - return 0; + return rc; } /* Must be called with v4l_lock hold */ -- 2.20.1