Module: kamailio Branch: master Commit: 107dc767391902d5d3b000deecafb804c1c68c1b URL: https://github.com/kamailio/kamailio/commit/107dc767391902d5d3b000deecafb804...

Author: Daniel-Constantin Mierla miconda@gmail.com Committer: Daniel-Constantin Mierla miconda@gmail.com Date: 2017-07-27T09:05:16+02:00

core: dns cache - avoid bitshifting with more than the size

- avoid undefined behaviour as per C specs

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Modified: src/core/dns_cache.c

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Diff: https://github.com/kamailio/kamailio/commit/107dc767391902d5d3b000deecafb804... Patch: https://github.com/kamailio/kamailio/commit/107dc767391902d5d3b000deecafb804...

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diff --git a/src/core/dns_cache.c b/src/core/dns_cache.c index 7f3e33875d..e8bfd7f5e6 100644 --- a/src/core/dns_cache.c +++ b/src/core/dns_cache.c @@ -2344,7 +2344,7 @@ inline static struct dns_rr* dns_srv_get_nxt_rr(struct dns_hash_entry* e, #endif /* i is the winner */ *no=n; /* grp. start */ - srv_mark_tried(tried, i); /* mark it */ + if(i<8*sizeof(*tried)) srv_mark_tried(tried, i); /* mark it */ return r_sums[i].rr; no_more_rrs: *no=n;