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samples: net: sockets: echo_client : Fix tcp_stop() error

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Check for an open socket, 0 is a valid file descriptor.

Signed-off-by: Marcio Montenegro <msam@cesar.org.br>
This commit is contained in:
Marcio Montenegro 2019-03-18 08:16:59 -03:00 • committed by Kumar Gala
commit 69613cad6a
1 changed files with 2 additions and 2 deletions
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4
samples/net/sockets/echo_client/src/tcp.c
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@ -242,13 +242,13 @@ int process_tcp(void)
void stop_tcp(void) void stop_tcp(void)
{ {
if (IS_ENABLED(CONFIG_NET_IPV6)) { if (IS_ENABLED(CONFIG_NET_IPV6)) {
if (conf.ipv6.tcp.sock > 0) { if (conf.ipv6.tcp.sock >= 0) {
(void)close(conf.ipv6.tcp.sock); (void)close(conf.ipv6.tcp.sock);
} }
} }
if (IS_ENABLED(CONFIG_NET_IPV4)) { if (IS_ENABLED(CONFIG_NET_IPV4)) {
if (conf.ipv4.tcp.sock > 0) { if (conf.ipv4.tcp.sock >= 0) {
(void)close(conf.ipv4.tcp.sock); (void)close(conf.ipv4.tcp.sock);
} }
} }