From 8e4f2e8a1e5cfa07c5b2731accee0e6eb4c64575 Mon Sep 17 00:00:00 2001 From: Volker Lendecke Date: Sat, 6 Dec 2008 16:22:15 +0100 Subject: Slightly streamline SendReceive[2] Slightly streamline SendReceive[2] Remove an else branch by naming the error condition what it is Signed-off-by: Volker Lendecke Signed-off-by: Steve French --- fs/cifs/transport.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) (limited to 'fs/cifs') diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index dc2d1b0bba58..01b3aa5f928b 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -583,10 +583,8 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses, wait_for_response(ses, midQ, timeout, 10 * HZ); spin_lock(&GlobalMid_Lock); - if (midQ->resp_buf) { - spin_unlock(&GlobalMid_Lock); - receive_len = midQ->resp_buf->smb_buf_length; - } else { + + if (midQ->resp_buf == NULL) { cERROR(1, ("No response to cmd %d mid %d", midQ->command, midQ->mid)); if (midQ->midState == MID_REQUEST_SUBMITTED) { @@ -614,6 +612,9 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses, return rc; } + spin_unlock(&GlobalMid_Lock); + receive_len = midQ->resp_buf->smb_buf_length; + if (receive_len > CIFSMaxBufSize + MAX_CIFS_HDR_SIZE) { cERROR(1, ("Frame too large received. Length: %d Xid: %d", receive_len, xid)); @@ -773,10 +774,7 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses, wait_for_response(ses, midQ, timeout, 10 * HZ); spin_lock(&GlobalMid_Lock); - if (midQ->resp_buf) { - spin_unlock(&GlobalMid_Lock); - receive_len = midQ->resp_buf->smb_buf_length; - } else { + if (midQ->resp_buf == NULL) { cERROR(1, ("No response for cmd %d mid %d", midQ->command, midQ->mid)); if (midQ->midState == MID_REQUEST_SUBMITTED) { @@ -804,6 +802,9 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses, return rc; } + spin_unlock(&GlobalMid_Lock); + receive_len = midQ->resp_buf->smb_buf_length; + if (receive_len > CIFSMaxBufSize + MAX_CIFS_HDR_SIZE) { cERROR(1, ("Frame too large received. Length: %d Xid: %d", receive_len, xid)); -- cgit v1.2.3-59-g8ed1b