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GBytes: deal with a corner-case

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When calling g_bytes_unref_to_data on a GBytes with NULL data
we could end up with double-free or use-after-free issues.
https://bugzilla.gnome.org/show_bug.cgi?id=686091
This commit is contained in:
Matthias Clasen 2012-10-16 21:07:13 -04:00
parent a0a3643823
commit d906f84a44
1 changed files with 1 additions and 1 deletions
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2
glib/gbytes.c
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@ -390,7 +390,7 @@ try_steal_and_unref (GBytes *bytes,
{
gpointer result;
if (bytes->free_func != free_func)
if (bytes->free_func != free_func || bytes->data == NULL)
return NULL;
/* Are we the only reference? */