QueryColorMap() function in multiVis.c may retrieve incorrect colours (#3)

Fixes: https://gitlab.freedesktop.org/xorg/app/xwd/issues/3

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/multiVis.c b/multiVis.c
index 86e9634..9794ebd 100644
--- a/multiVis.c
+++ b/multiVis.c
@@ -189,7 +189,7 @@ QueryColorMap(Display *disp, Colormap src_cmap, Visual *src_vis,
      XColor *colors ;
 
      ncolors = (unsigned) src_vis->map_entries ;
-     *src_colors = colors = (XColor *)malloc(ncolors * sizeof(XColor) ) ;
+     *src_colors = colors = calloc(ncolors, sizeof(XColor));
 
      if(src_vis->class != TrueColor && src_vis->class != DirectColor)
      {