iscsit: use GFP_ATOMIC under spin lock
The function iscsit_build_conn_drop_async_message() is called from iscsit_close_connection() with spin lock 'sess->conn_lock' held, so we should use GFP_ATOMIC instead of GFP_KERNEL. Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Cc: stable@vger.kernel.org Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
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@ -2336,7 +2336,7 @@ static void iscsit_build_conn_drop_async_message(struct iscsi_conn *conn)
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if (!conn_p)
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if (!conn_p)
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return;
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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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if (!cmd) {
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iscsit_dec_conn_usage_count(conn_p);
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iscsit_dec_conn_usage_count(conn_p);
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return;
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return;
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