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| author | Vladislav Grishenko <themiron@mail.ru> | 2018-03-04 02:29:46 +0500 |
|---|---|---|
| committer | Vladislav Grishenko <themiron@mail.ru> | 2018-03-04 02:41:47 +0500 |
| commit | 939e952452dd856a574a1d78c15181a93a593996 (patch) | |
| tree | 3e6b12fab35b12cda2be553faec05755a598d4da /accel-pppd/lua | |
| parent | 5ccf2f0409c18e216c4da5c7cce5e9fcf14ebf54 (diff) | |
| download | accel-ppp-939e952452dd856a574a1d78c15181a93a593996.tar.gz accel-ppp-939e952452dd856a574a1d78c15181a93a593996.zip | |
fix possible null pointer dereferences
Diffstat (limited to 'accel-pppd/lua')
| -rw-r--r-- | accel-pppd/lua/session.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/accel-pppd/lua/session.c b/accel-pppd/lua/session.c index d65a67bd..277b299f 100644 --- a/accel-pppd/lua/session.c +++ b/accel-pppd/lua/session.c @@ -217,11 +217,12 @@ static int session_rx_bytes(lua_State *L) { struct ap_session *ses = luaL_checkudata(L, 1, LUA_AP_SESSION); uint64_t gword_sz = (uint64_t)UINT32_MAX + 1; - uint64_t bytes = gword_sz*ses->acct_input_gigawords + ses->acct_rx_bytes; + uint64_t bytes; if (!ses) return 0; + bytes = gword_sz*ses->acct_input_gigawords + ses->acct_rx_bytes; lua_pushnumber(L, bytes); return 1; @@ -231,11 +232,12 @@ static int session_tx_bytes(lua_State *L) { struct ap_session *ses = luaL_checkudata(L, 1, LUA_AP_SESSION); uint64_t gword_sz = (uint64_t)UINT32_MAX + 1; - uint64_t bytes = gword_sz*ses->acct_output_gigawords + ses->acct_tx_bytes; + uint64_t bytes; if (!ses) return 0; + bytes = gword_sz*ses->acct_output_gigawords + ses->acct_tx_bytes; lua_pushnumber(L, bytes); return 1; |