From f36217342b748f16badc1abb3aaeb433ee088020 Mon Sep 17 00:00:00 2001 From: Jean-Francois Moine Date: Tue, 28 Jul 2009 09:38:25 +0200 Subject: gspca - main: Memorize the current alt before setting it. From: Jean-Francois Moine This prevents a loop if a permanent error occurs in usb_set_interface(). Priority: normal Signed-off-by: Jean-Francois Moine --- linux/drivers/media/video/gspca/gspca.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'linux/drivers/media/video') diff --git a/linux/drivers/media/video/gspca/gspca.c b/linux/drivers/media/video/gspca/gspca.c index eedf9a60c..2e5197073 100644 --- a/linux/drivers/media/video/gspca/gspca.c +++ b/linux/drivers/media/video/gspca/gspca.c @@ -498,6 +498,7 @@ static struct usb_host_endpoint *get_ep(struct gspca_dev *gspca_dev) } PDEBUG(D_STREAM, "use alt %d ep 0x%02x", i, ep->desc.bEndpointAddress); + gspca_dev->alt = i; /* memorize the current alt setting */ if (gspca_dev->nbalt > 1) { ret = usb_set_interface(gspca_dev->dev, gspca_dev->iface, i); if (ret < 0) { @@ -505,7 +506,6 @@ static struct usb_host_endpoint *get_ep(struct gspca_dev *gspca_dev) return NULL; } } - gspca_dev->alt = i; /* memorize the current alt setting */ return ep; } -- cgit v1.2.3