Messages in this thread Patch in this message | | | From | Long Li <> | Subject | [PATCH] cifs: Do not modify mid entry after submitting I/O in cifs_call_async | Date | Wed, 28 Jun 2017 10:50:02 -0700 |
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From: Long Li <longli@microsoft.com>
In cifs_call_async, server response may return as soon as I/O is submitted. Do not touch it after that.
Signed-off-by: Long Li <longli@microsoft.com> --- fs/cifs/transport.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 47a125e..ba62aaf 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -537,10 +537,10 @@ cifs_call_async(struct TCP_Server_Info *server, struct smb_rqst *rqst, spin_unlock(&GlobalMid_Lock); + cifs_save_when_sent(mid); cifs_in_send_inc(server); rc = smb_send_rqst(server, rqst, flags); cifs_in_send_dec(server); - cifs_save_when_sent(mid); if (rc < 0) { server->sequence_number -= 2; -- 2.7.4
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