diff options
Diffstat (limited to 'fs/cifs/transport.c')
| -rw-r--r-- | fs/cifs/transport.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index dc2d1b0bba5..01b3aa5f928 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)); |