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Viewing changes to drivers/target/iscsi/iscsi_target.c

  • Committer: Package Import Robot
  • Author(s): Paolo Pisati, Paolo Pisati, Ubuntu: 3.5.0-25.38
  • Date: 2013-02-20 22:03:31 UTC
  • mfrom: (74.1.1 quantal-proposed)
  • Revision ID: package-import@ubuntu.com-20130220220331-0ea4l33x3cr61nch
Tags: 3.5.0-220.28
https://launchpad.net/bugs/1130311
https://launchpad.net/bugs/1129472
https://launchpad.net/bugs/1119885
https://launchpad.net/bugs/1129192
https://launchpad.net/bugs/1119885
https://launchpad.net/bugs/1129192
https://launchpad.net/bugs/1119885
https://launchpad.net/bugs/1129192
* Release Tracking Bug
  - LP: #1130311

[ Paolo Pisati ]

* rebased on Ubuntu-3.5.0-25.38

[ Ubuntu: 3.5.0-25.38 ]

* Release Tracking Bug
  - LP: #1129472
* ptrace: introduce signal_wake_up_state() and ptrace_signal_wake_up()
  - LP: #1119885, #1129192
  - CVE-2013-0871
* ptrace: ensure arch_ptrace/ptrace_request can never race with SIGKILL
  - LP: #1119885, #1129192
  - CVE-2013-0871
* wake_up_process() should be never used to wakeup a TASK_STOPPED/TRACED
  task
  - LP: #1119885, #1129192
  - CVE-2013-0871

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Lines of Context:
drivers/target/iscsi/iscsi_target.c
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        list_for_each_entry(cmd, &conn->conn_cmd_list, i_conn_node) {
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                spin_lock(&cmd->istate_lock);
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                if ((cmd->i_state == ISTATE_SENT_STATUS) &&
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                    (cmd->stat_sn < exp_statsn)) {
 
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                    iscsi_sna_lt(cmd->stat_sn, exp_statsn)) {
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                        cmd->i_state = ISTATE_REMOVE;
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                        spin_unlock(&cmd->istate_lock);
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                        iscsit_add_cmd_to_immediate_queue(cmd, conn,
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        if (!conn_p)
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                return;
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        cmd = iscsit_allocate_cmd(conn_p, GFP_KERNEL);
 
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        cmd = iscsit_allocate_cmd(conn_p, GFP_ATOMIC);
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        if (!cmd) {
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                iscsit_dec_conn_usage_count(conn_p);
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                return;