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Merge pull request #12245 from nmeum/pr/gnrc_tcp_unknown_option

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gnrc_tcp: abort on unknown option
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Martine Lenders 2019-09-16 13:01:01 +02:00 committed by GitHub
commit 1dcf88efb2
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1 changed files with 1 additions and 0 deletions
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sys/net/gnrc/transport_layer/tcp/gnrc_tcp_option.c
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@ -63,6 +63,7 @@ int _option_parse(gnrc_tcp_tcb_t *tcb, tcp_hdr_t *hdr)
default: default:
DEBUG("gnrc_tcp_option.c : _option_parse() : Unknown option found.\ DEBUG("gnrc_tcp_option.c : _option_parse() : Unknown option found.\
KIND=%"PRIu8", LENGTH=%"PRIu8"\n", option->kind, option->length); KIND=%"PRIu8", LENGTH=%"PRIu8"\n", option->kind, option->length);
return -1;
} }
if (option->length > opt_left) { if (option->length > opt_left) {