[git commit] resolv: fix res_close not to hang with ipv6

Bernhard Reutner-Fischer rep.dot.nop at gmail.com
Wed Apr 13 08:26:38 UTC 2011


commit: http://git.uclibc.org/uClibc/commit/?id=c277cc3c99a2499183fed84cdeb25c45a06f141d
branch: http://git.uclibc.org/uClibc/commit/?id=refs/heads/master

Timo Teräs writes:
The memory release loop is missing an obvious counter increment.

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop at gmail.com>
---
 libc/inet/resolv.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libc/inet/resolv.c b/libc/inet/resolv.c
index 47bab75..05a1335 100644
--- a/libc/inet/resolv.c
+++ b/libc/inet/resolv.c
@@ -3008,7 +3008,7 @@ void res_close(void)
 		char *p1 = (char*) &(_res.nsaddr_list[0]);
 		int m = 0;
 		/* free nsaddrs[m] if they do not point to nsaddr_list[x] */
-		while (m < ARRAY_SIZE(_res._u._ext.nsaddrs)) {
+		while (m++ < ARRAY_SIZE(_res._u._ext.nsaddrs)) {
 			char *p2 = (char*)(_res._u._ext.nsaddrs[m]);
 			if (p2 < p1 || (p2 - p1) > sizeof(_res.nsaddr_list))
 				free(p2);
-- 
1.7.3.4



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