diff options
Diffstat (limited to 'main/libc0.9.32/0003-resolv-fix-memory-leak.patch')
-rw-r--r-- | main/libc0.9.32/0003-resolv-fix-memory-leak.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/main/libc0.9.32/0003-resolv-fix-memory-leak.patch b/main/libc0.9.32/0003-resolv-fix-memory-leak.patch new file mode 100644 index 0000000000..88178e4e0e --- /dev/null +++ b/main/libc0.9.32/0003-resolv-fix-memory-leak.patch @@ -0,0 +1,38 @@ +From 41e8b28fc02fd966dd089a79dc509a5eff725319 Mon Sep 17 00:00:00 2001 +From: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> +Date: Fri, 14 Oct 2011 17:47:42 +0200 +Subject: [PATCH] resolv: fix memory leak + +Timothy Holdener writes: +small memory leak in __dns_lookup() when the A record +in the DNS answer is preceded by one or more CNAME records. + +Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> +(cherry picked from commit bb8d500a75a3050fe3198773ce7b07f669fe8f13) +--- + libc/inet/resolv.c | 2 ++ + 1 files changed, 2 insertions(+), 0 deletions(-) + +diff --git a/libc/inet/resolv.c b/libc/inet/resolv.c +index 2371fb9..8781196 100644 +--- a/libc/inet/resolv.c ++++ b/libc/inet/resolv.c +@@ -1503,6 +1503,7 @@ int attribute_hidden __dns_lookup(const char *name, + DPRINTF("Decoding answer at pos %d\n", pos); + + first_answer = 1; ++ a->dotted = NULL; + for (j = 0; j < h.ancount; j++) { + i = __decode_answer(packet, pos, packet_len, &ma); + if (i < 0) { +@@ -1519,6 +1520,7 @@ int attribute_hidden __dns_lookup(const char *name, + ma.buf = a->buf; + ma.buflen = a->buflen; + ma.add_count = a->add_count; ++ free(a->dotted); + memcpy(a, &ma, sizeof(ma)); + if (a->atype != T_SIG && (NULL == a->buf || (type != T_A && type != T_AAAA))) + break; +-- +1.7.8 + |