Commit 5b711870 authored by Kangjie Lu's avatar Kangjie Lu Committed by Mauro Carvalho Chehab
Browse files

media: usb: gspca: add a missed check for goto_low_power 



The fix checks if goto_low_power() fails, and if so, issues an error
message.

Signed-off-by: default avatarKangjie Lu <kjlu@umn.edu>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+samsung@kernel.org>
parent 5ceaf545

drivers/media/usb/gspca/cpia1.c

+5 −1
Original line number Diff line number Diff line
@@ -1434,6 +1434,7 @@ static int sd_config(struct gspca_dev *gspca_dev, 
{

	struct sd *sd = (struct sd *) gspca_dev;

	struct cam *cam;

	int ret;



	sd->mainsFreq = FREQ_DEF == V4L2_CID_POWER_LINE_FREQUENCY_60HZ;

	reset_camera_params(gspca_dev);
@@ -1445,7 +1446,10 @@ static int sd_config(struct gspca_dev *gspca_dev, 
	cam->cam_mode = mode;

	cam->nmodes = ARRAY_SIZE(mode);



	goto_low_power(gspca_dev);

	ret = goto_low_power(gspca_dev);

	if (ret)

		gspca_err(gspca_dev, "Cannot go to low power mode: %d\n",

			  ret);

	/* Check the firmware version. */

	sd->params.version.firmwareVersion = 0;

	get_version_information(gspca_dev);