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Fix various memory leaks

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Bugfixes thanks to Alex Haley <ahaley42@users.sf.net>
This commit is contained in:
Robin Stuart 2016-09-03 18:45:09 +01:00
parent e6ff154543
commit a7bcef4ef7
6 changed files with 400 additions and 370 deletions
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18
backend/library.c
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@ -105,6 +105,8 @@ void ZBarcode_Delete(struct zint_symbol *symbol) {
if (symbol->rendered != NULL) {
struct zint_render_line *line, *l;
struct zint_render_string *string, *s;
struct zint_render_ring *ring, *r;
struct zint_render_hexagon *hexagon, *h;
// Free lines
line = symbol->rendered->lines;
@ -121,6 +123,22 @@ void ZBarcode_Delete(struct zint_symbol *symbol) {
free(s->text);
free(s);
}
// Free Rings
ring = symbol->rendered->rings;
while (ring) {
r = ring;
ring = ring->next;
free(r);
}
// Free Hexagons
hexagon = symbol->rendered->hexagons;
while (hexagon) {
h = hexagon;
hexagon = hexagon->next;
free(h);
}
// Free Render
free(symbol->rendered);