From: Shane <gnome42@gmail.com>
Date: Sun, 14 Sep 2008 07:17:46 +0000 (-0300)
Subject: V4L/DVB (9075): gspca: Bad check of returned status in i2c_read() spca561.
X-Git-Tag: MMI-PSA29.97-13-9~31853^2~4
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=05d3c1e2fb95d3233f6ec0f1d4b9bb07655636b2;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git

V4L/DVB (9075): gspca: Bad check of returned status in i2c_read() spca561.

This makes auto gain functional on 04fc:0561.

Signed-off-by: Shane <gnome42@gmail.com>
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/video/gspca/spca561.c b/drivers/media/video/gspca/spca561.c
index cfbc9ebc5c5d..95fcfcb9e31b 100644
--- a/drivers/media/video/gspca/spca561.c
+++ b/drivers/media/video/gspca/spca561.c
@@ -225,7 +225,7 @@ static int i2c_read(struct gspca_dev *gspca_dev, __u16 reg, __u8 mode)
 	reg_w_val(gspca_dev->dev, 0x8802, (mode | 0x01));
 	do {
 		reg_r(gspca_dev, 0x8803, 1);
-		if (!gspca_dev->usb_buf)
+		if (!gspca_dev->usb_buf[0])
 			break;
 	} while (--retry);
 	if (retry == 0)