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geometrictransform: make sure gt->map not freed twice

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current cheese can create situation where gt->map is freed twice.
This patch set map to null to avoid it.

https://bugzilla.gnome.org/show_bug.cgi?id=671910
This commit is contained in:
Oleksij Rempel (Alexey Fisher) 2012-03-12 15:42:04 +01:00 committed by Tim-Philipp Müller
parent fd92f8d6a2
commit 4e7edb2778
1 changed files with 4 additions and 2 deletions
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6
gst/geometrictransform/gstgeometrictransform.c
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@ -143,9 +143,10 @@ gst_geometric_transform_generate_map (GstGeometricTransform * gt)
}
end:
if (!ret)
if (!ret) {
g_free (gt->map);
else
gt->map = NULL;
} else
gt->needs_remap = FALSE;
return ret;
}
@ -348,6 +349,7 @@ gst_geometric_transform_stop (GstBaseTransform * trans)
GstGeometricTransform *gt = GST_GEOMETRIC_TRANSFORM_CAST (trans);
g_free (gt->map);
gt->map = NULL;
return TRUE;
}