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

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This commit is contained in:
Guillaume Jacob 2016-10-17 22:58:08 +02:00
parent 07711e404b
commit df2b591896
1 changed files with 1 additions and 1 deletions
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2
modules/videoio/src/cap_v4l.cpp
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@ -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