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| author | Pavel Shilovsky <piastry@etersoft.ru> | 2011-10-07 18:57:45 +0400 |
|---|---|---|
| committer | Steve French <smfrench@gmail.com> | 2011-10-13 15:20:14 -0500 |
| commit | 94443f43404239c2a6dc4252a7cb9e77f5b1eb6e (patch) | |
| tree | 4f74b29aa7de58d9e53b37c111124ce201eed47d /fs | |
| parent | a52c1eb7ae79f0a11511d49cfc00d2f9e576abea (diff) | |
| download | linux-94443f43404239c2a6dc4252a7cb9e77f5b1eb6e.tar.gz linux-94443f43404239c2a6dc4252a7cb9e77f5b1eb6e.tar.bz2 linux-94443f43404239c2a6dc4252a7cb9e77f5b1eb6e.zip | |
CIFS: Fix incorrect max RFC1002 write size value
..the length field has only 17 bits.
Cc: <stable@kernel.org>
Acked-by: Jeff Layton <jlayton@samba.org>
Signed-off-by: Pavel Shilovsky <piastry@etersoft.ru>
Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/cifs/connect.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index ff47c1842bec..82bc0d27e495 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -2809,10 +2809,10 @@ void cifs_setup_cifs_sb(struct smb_vol *pvolume_info, /* * When the server doesn't allow large posix writes, only allow a wsize of - * 128k minus the size of the WRITE_AND_X header. That allows for a write up + * 2^17-1 minus the size of the WRITE_AND_X header. That allows for a write up * to the maximum size described by RFC1002. */ -#define CIFS_MAX_RFC1002_WSIZE (128 * 1024 - sizeof(WRITE_REQ) + 4) +#define CIFS_MAX_RFC1002_WSIZE ((1<<17) - 1 - sizeof(WRITE_REQ) + 4) /* * The default wsize is 1M. find_get_pages seems to return a maximum of 256 |