videoio: fix segfault if CONVERT_RGB is false (issue #7465)

8 years ago · df2b591896
parent 07711e404b
commit df2b591896
1 changed files with 1 additions and 1 deletions
--- a/modules/videoio/src/cap_v4l.cpp
+++ b/modules/videoio/src/cap_v4l.cpp
@ -1849,7 +1849,7 @@ static void icvCloseCAM_V4L( CvCaptureCAM_V4L* capture ){
     if (capture->deviceHandle != -1)
       close(capture->deviceHandle);

-     if (capture->frame.imageData)
+     if (capture->frame_allocated && capture->frame.imageData)
         cvFree(&capture->frame.imageData);

     capture->deviceName.clear(); // flag that the capture is closed