videoio: return -1 is incorrect for function with 'bool' result

b54a70a5 · Alexander Alekhin · f8a27d26 · b54a70a5
Commit b54a70a5 authored Oct 15, 2018 by Alexander Alekhin
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cap_v4l.cpp modules/videoio/src/cap_v4l.cpp +1 -1

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--- a/modules/videoio/src/cap_v4l.cpp
+++ b/modules/videoio/src/cap_v4l.cpp
@@ -1722,7 +1722,7 @@ static bool icvSetControl (CvCaptureCAM_V4L* capture,
        fprintf(stderr,
                "VIDEOIO ERROR: V4L2: setting property #%d is not supported\n",
                property_id);
-        return -1;
+        return false;
    }
    /* get the min/max values */