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Code Issues Releases Wiki Activity

openssl: fix improper use of negative value

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This commit is contained in:
Seonah Moon 2020-05-27 15:06:33 +09:00 • committed by Andy Green
parent 4ff9b4f96e
commit b6e215ee7f
1 changed files with 7 additions and 1 deletions
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8
lib/tls/openssl/openssl-ssl.c
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@ -368,6 +368,7 @@ lws_ssl_info_callback(const SSL *ssl, int where, int ret)
struct lws *wsi;
struct lws_context *context;
struct lws_ssl_info si;
int fd;
#ifndef USE_WOLFSSL
context = (struct lws_context *)SSL_CTX_get_ex_data(
@ -380,7 +381,12 @@ lws_ssl_info_callback(const SSL *ssl, int where, int ret)
#endif
if (!context)
return;
wsi = wsi_from_fd(context, SSL_get_fd(ssl));
fd = SSL_get_fd(ssl);
if (fd < 0 || (fd - lws_plat_socket_offset()) < 0)
return;
wsi = wsi_from_fd(context, fd);
if (!wsi)
return;