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Avoid a crash (double-free) when SSH connection fails

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dmiller
2018-11-29 17:42:09 +00:00
parent f893372ddd
commit 350bbe0597
1 changed files with 2 additions and 2 deletions
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4
nse_libssh2.cc
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@@ -12,7 +12,6 @@ extern "C" {
} }
#include "nse_lua.h" #include "nse_lua.h"
#include "nse_debug.h"
#include "nse_nsock.h" #include "nse_nsock.h"
#include "nse_utility.h" #include "nse_utility.h"
@@ -295,6 +294,7 @@ static int do_session_handshake (lua_State *L, int status, lua_KContext ctx) {
if (rc) { if (rc) {
libssh2_session_free(sshu->session); libssh2_session_free(sshu->session);
sshu->session = NULL;
return luaL_error(L, "Unable to complete libssh2 handshake."); return luaL_error(L, "Unable to complete libssh2 handshake.");
} }
@@ -478,7 +478,7 @@ static int userauth_list (lua_State *L, int status, lua_KContext ctx) {
} }
/* /*
* Returns list of supported authenication methods * Returns list of supported authentication methods
*/ */
static int l_userauth_list (lua_State *L) { static int l_userauth_list (lua_State *L) {
return userauth_list(L, 0, 0); return userauth_list(L, 0, 0);