diff options
author | David Dykstra <dwd@samba.org> | 2003-01-20 13:46:28 +0000 |
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committer | David Dykstra <dwd@samba.org> | 2003-01-20 13:46:28 +0000 |
commit | 7bc8218d814a9014536685e0e544aa7fd06b9868 (patch) | |
tree | e48903b219f25311fe0f76889781f355aff5c19f /access.c | |
parent | a405cda63cafc6619cf2dcfd46a4cedceb16130c (diff) | |
download | rsync-7bc8218d814a9014536685e0e544aa7fd06b9868.tar.gz |
Fix bug that causes messages like
rsync: stack overflow in function match_address
on openbsd. Patch from Brian Poole <raj@cerias.purdue.edu>.
Diffstat (limited to 'access.c')
-rw-r--r-- | access.c | 9 |
1 files changed, 4 insertions, 5 deletions
@@ -51,7 +51,8 @@ static void make_mask(char *mask, int plen, int addrlen) { if (w) memset(mask, 0xff, w); - mask[w] = 0xff & (0xff<<(8-b)); + if (w < addrlen) + mask[w] = 0xff & (0xff<<(8-b)); if (w+1 < addrlen) memset(mask+w+1, 0, addrlen-w-1); @@ -121,6 +122,8 @@ static int match_address(char *addr, char *tok) a = (char *)&sin6a->sin6_addr; t = (char *)&sin6t->sin6_addr; + addrlen = 16; + #ifdef HAVE_SOCKADDR_IN6_SCOPE_ID if (sin6t->sin6_scope_id && sin6a->sin6_scope_id != sin6t->sin6_scope_id) { @@ -129,10 +132,6 @@ static int match_address(char *addr, char *tok) } #endif - a = (char *)&sin6a->sin6_addr; - t = (char *)&sin6t->sin6_addr; - addrlen = 16; - break; } #endif |