linux-kernel - [33/90] CIFS: Fix missing a decrement of inFlight value

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Date:	Fri, 12 Aug 2011 14:04:18 -0700
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Pavel Shilovsky <piastryyy@...il.com>,
	Steve French <sfrench@...ibm.com>
Subject: [33/90] CIFS: Fix missing a decrement of inFlight value

3.0-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Pavel Shilovsky <piastryyy@...il.com>

commit 0193e072268fe62c4b19ad4b05cd0d4b23c43bb9 upstream.

if we failed on getting mid entry in cifs_call_async.

Signed-off-by: Pavel Shilovsky <piastryyy@...il.com>
Signed-off-by: Steve French <sfrench@...ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 fs/cifs/transport.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -362,6 +362,8 @@ cifs_call_async(struct TCP_Server_Info *
 	mid = AllocMidQEntry(hdr, server);
 	if (mid == NULL) {
 		mutex_unlock(&server->srv_mutex);
+		atomic_dec(&server->inFlight);
+		wake_up(&server->request_q);
 		return -ENOMEM;
 	}
 


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