V4L/DVB (9689): gspca: Memory leak when disconnect while streaming.

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

diff --git a/drivers/media/video/gspca/conex.c b/drivers/media/video/gspca/conex.c
index a9d51ba7c57ce7f79f736f3e1cf462afeea75ac3..de28354ea5bac3e0a6a9650ac2266aba2a026ee3 100644 (file)
--- a/drivers/media/video/gspca/conex.c
+++ b/drivers/media/video/gspca/conex.c
@@ -846,10 +846,13 @@ static int sd_start(struct gspca_dev *gspca_dev)
        return 0;
 }
 
+/* called on streamoff with alt 0 and on disconnect */
 static void sd_stop0(struct gspca_dev *gspca_dev)
 {
        int retry = 50;
 
+       if (!gspca_dev->present)
+               return;
        reg_w_val(gspca_dev, 0x0000, 0x00);
        reg_r(gspca_dev, 0x0002, 1);
        reg_w_val(gspca_dev, 0x0053, 0x00);