progs/demos: Assert that input to malloc is valid.
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@ -6,6 +6,7 @@
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* Humanware s.r.l.
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*/
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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@ -759,6 +760,7 @@ main(int ac, char **av)
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glFogfv(GL_FOG_COLOR, fogcolor);
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glFogf(GL_FOG_DENSITY, 0.1);
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assert(np > 0);
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p = (part *) malloc(sizeof(part) * np);
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for (i = 0; i < np; i++)
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