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esp-tls: check return value of fcntl

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Ivan Grokhotkov
2019-12-10 15:28:21 +01:00
committed by bot
parent 85656ca77d
commit 23e6b47a28
1 changed files with 5 additions and 1 deletions
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6
components/esp-tls/esp_tls.c
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@@ -134,7 +134,11 @@ static esp_err_t esp_tcp_connect(const char *host, int hostlen, int port, int *s
}
if (cfg->non_block) {
int flags = fcntl(fd, F_GETFL, 0);
fcntl(fd, F_SETFL, flags | O_NONBLOCK);
ret = fcntl(fd, F_SETFL, flags | O_NONBLOCK);
if (ret < 0) {
ESP_LOGE(TAG, "Failed to configure the socket as non-blocking (errno %d)", errno);
goto err_freesocket;
}
}
}