log: Plug memory leak on multiple -dfilter

-dfilter overwrites any previous filter.  The overwritten filter is
leaked.  Leaks since the beginning (commit 3514552, v2.6.0).  Free it
properly.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <1466011636-6112-2-git-send-email-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Markus Armbruster 2016-06-15 19:27:14 +02:00
parent 9be385980d
commit 2ec62faea2

View File

@ -145,9 +145,16 @@ bool qemu_log_in_addr_range(uint64_t addr)
void qemu_set_dfilter_ranges(const char *filter_spec)
{
gchar **ranges = g_strsplit(filter_spec, ",", 0);
if (debug_regions) {
g_array_unref(debug_regions);
debug_regions = NULL;
}
if (ranges) {
gchar **next = ranges;
gchar *r = *next++;
debug_regions = g_array_sized_new(FALSE, FALSE,
sizeof(Range), g_strv_length(ranges));
while (r) {