Merge branch 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[linux-2.6-omap-h63xx.git] / drivers / media / video / gspca / pac7311.c

diff --git a/drivers/media/video/gspca/pac7311.c b/drivers/media/video/gspca/pac7311.c
index ba865b7f1ed81710e902fdf86eb2ae1c1cf06e8a..fbd45e235d970934633132385a081270adbbd5ef 100644 (file)
--- a/drivers/media/video/gspca/pac7311.c
+++ b/drivers/media/video/gspca/pac7311.c
@@ -675,7 +675,7 @@ static int sd_init(struct gspca_dev *gspca_dev)
        return 0;
 }
 
-static void sd_start(struct gspca_dev *gspca_dev)
+static int sd_start(struct gspca_dev *gspca_dev)
 {
        struct sd *sd = (struct sd *) gspca_dev;
 
@@ -724,6 +724,7 @@ static void sd_start(struct gspca_dev *gspca_dev)
                reg_w(gspca_dev, 0x78, 0x01);
        else
                reg_w(gspca_dev, 0x78, 0x05);
+       return 0;
 }
 
 static void sd_stopN(struct gspca_dev *gspca_dev)
@@ -748,10 +749,13 @@ static void sd_stopN(struct gspca_dev *gspca_dev)
        reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_6=LED */
 }
 
+/* called on streamoff with alt 0 and on disconnect */
 static void sd_stop0(struct gspca_dev *gspca_dev)
 {
        struct sd *sd = (struct sd *) gspca_dev;
 
+       if (!gspca_dev->present)
+               return;
        if (sd->sensor == SENSOR_PAC7302) {
                reg_w(gspca_dev, 0xff, 0x01);
                reg_w(gspca_dev, 0x78, 0x40);