Two smb3 fixes for stable

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Merge tag '5.10-rc6-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6

Pull cifs fixes from Steve French:
 "Two smb3 fixes for stable"

* tag '5.10-rc6-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6:
  cifs: fix potential use-after-free in cifs_echo_request()
  cifs: allow syscalls to be restarted in __smb_send_rqst()
This commit is contained in:
Linus Torvalds 2020-12-01 15:43:53 -08:00
commit 509a154216
2 changed files with 4 additions and 2 deletions

View File

@ -876,6 +876,8 @@ static void clean_demultiplex_info(struct TCP_Server_Info *server)
list_del_init(&server->tcp_ses_list);
spin_unlock(&cifs_tcp_ses_lock);
cancel_delayed_work_sync(&server->echo);
spin_lock(&GlobalMid_Lock);
server->tcpStatus = CifsExiting;
spin_unlock(&GlobalMid_Lock);

View File

@ -339,8 +339,8 @@ __smb_send_rqst(struct TCP_Server_Info *server, int num_rqst,
return -EAGAIN;
if (signal_pending(current)) {
cifs_dbg(FYI, "signal is pending before sending any data\n");
return -EINTR;
cifs_dbg(FYI, "signal pending before send request\n");
return -ERESTARTSYS;
}
/* cork the socket */