wt/dnsmasq
1
0 Fork 0
mirror of http://thekelleys.org.uk/git/dnsmasq.git synced 2026-10-25 12:14:38 +00:00
Code Issues Packages Projects Releases Wiki Activity

cache: Fix potential NULL deref in arcane situations.

Browse Source
This commit is contained in:
Matthias Andree authored and Simon Kelley committed 2025-01-08 23:34:12 +00:00
1 parent 0003db15cb
commit f162d344c0
1 file changed
+1 -1
Download Patch File Download Diff File Expand all files Collapse all files
src/cache.c
+1 -1
View File
@@ -479,7 +479,7 @@ static struct crec *cache_scan_free(char *name, union all_addr *addr, unsigned s
if ((crecp->flags & F_FORWARD) && hostname_isequal(cache_get_name(crecp), name))
{
int rrmatch = 0;
if (crecp->flags & flags & F_RR)
if (addr && (crecp->flags & flags & F_RR))
{
unsigned short rrc = (crecp->flags & F_KEYTAG) ? crecp->addr.rrblock.rrtype : crecp->addr.rrdata.rrtype;
unsigned short rra = (flags & F_KEYTAG) ? addr->rrblock.rrtype : addr->rrdata.rrtype;