diff options
author | Bryan O'Sullivan <bos@pathscale.com> | 2006-07-01 07:36:06 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-07-01 12:56:00 -0400 |
commit | 4faba98a1a11a6129cbcc772422c9ffc0c11dd2e (patch) | |
tree | 7222224fdc3d7c4708cf48624263c92151f120e0 /drivers | |
parent | 57abad25f844e760082c0b1ab2b176dad682ea16 (diff) |
[PATCH] IB/ipath: disallow send of invalid packet sizes over UD
Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Bryan O'Sullivan <bryan.osullivan@qlogic.com>
Cc: "Michael S. Tsirkin" <mst@mellanox.co.il>
Cc: Roland Dreier <rolandd@cisco.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/infiniband/hw/ipath/ipath_ud.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_ud.c b/drivers/infiniband/hw/ipath/ipath_ud.c index eeff19800db7..3b6d00b9b8be 100644 --- a/drivers/infiniband/hw/ipath/ipath_ud.c +++ b/drivers/infiniband/hw/ipath/ipath_ud.c | |||
@@ -275,6 +275,11 @@ int ipath_post_ud_send(struct ipath_qp *qp, struct ib_send_wr *wr) | |||
275 | len += wr->sg_list[i].length; | 275 | len += wr->sg_list[i].length; |
276 | ss.num_sge++; | 276 | ss.num_sge++; |
277 | } | 277 | } |
278 | /* Check for invalid packet size. */ | ||
279 | if (len > ipath_layer_get_ibmtu(dev->dd)) { | ||
280 | ret = -EINVAL; | ||
281 | goto bail; | ||
282 | } | ||
278 | extra_bytes = (4 - len) & 3; | 283 | extra_bytes = (4 - len) & 3; |
279 | nwords = (len + extra_bytes) >> 2; | 284 | nwords = (len + extra_bytes) >> 2; |
280 | 285 | ||