diff options
author | Jeff Layton <jlayton@redhat.com> | 2011-07-26 12:20:18 -0400 |
---|---|---|
committer | Steve French <sfrench@us.ibm.com> | 2011-07-31 21:20:58 +0000 |
commit | c4d3396b261473ded6f370edd1e79ba34e089d7e (patch) | |
tree | 94c64f9df5092a6978bc9cf0767059a2cb07044f | |
parent | 24c3047095fa3954f114bfff2e37b8fcbb216396 (diff) |
cifs: advertise the right receive buffer size to the server
Currently, we mirror the same size back to the server that it sends us.
That makes little sense. Instead we should be sending the server the
maximum buffer size that we can handle -- CIFSMaxBufSize minus the
4 byte RFC1001 header.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
-rw-r--r-- | fs/cifs/sess.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c index d3e619692ee..243d5872051 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -124,7 +124,8 @@ static __u32 cifs_ssetup_hdr(struct cifs_ses *ses, SESSION_SETUP_ANDX *pSMB) /* that we use in next few lines */ /* Note that header is initialized to zero in header_assemble */ pSMB->req.AndXCommand = 0xFF; - pSMB->req.MaxBufferSize = cpu_to_le16(ses->server->maxBuf); + pSMB->req.MaxBufferSize = cpu_to_le16(min_t(u32, CIFSMaxBufSize - 4, + USHRT_MAX)); pSMB->req.MaxMpxCount = cpu_to_le16(ses->server->maxReq); pSMB->req.VcNumber = get_next_vcnum(ses); |