Commit c3b2c258 authored by Tommi Rantala's avatar Tommi Rantala Committed by David S. Miller

irda: irttp: fix memory leak in irttp_open_tsap() error path

Cleanup the memory we allocated earlier in irttp_open_tsap() when we hit
this error path. The leak goes back to at least 1da177e4
("Linux-2.6.12-rc2").

Discovered with Trinity (the syscall fuzzer).
Signed-off-by: default avatarTommi Rantala <tt.rantala@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ba695af0
...@@ -441,6 +441,7 @@ struct tsap_cb *irttp_open_tsap(__u8 stsap_sel, int credit, notify_t *notify) ...@@ -441,6 +441,7 @@ struct tsap_cb *irttp_open_tsap(__u8 stsap_sel, int credit, notify_t *notify)
lsap = irlmp_open_lsap(stsap_sel, &ttp_notify, 0); lsap = irlmp_open_lsap(stsap_sel, &ttp_notify, 0);
if (lsap == NULL) { if (lsap == NULL) {
IRDA_DEBUG(0, "%s: unable to allocate LSAP!!\n", __func__); IRDA_DEBUG(0, "%s: unable to allocate LSAP!!\n", __func__);
__irttp_close_tsap(self);
return NULL; return NULL;
} }
......
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