diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-12-20 09:19:46 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-12-20 09:19:46 -0800 |
| commit | 7f8635cc9e66a26d7280ba680b044fa2f65104af (patch) | |
| tree | 0d8506e86d07e15c473aca1a09af7ad6ff7d8b49 /drivers/block/drbd/drbd_receiver.c | |
| parent | 3cb50ddf97a0a1ca4c68bc12fa1e727a6b45fbf2 (diff) | |
| parent | 0fc13c8995cd96f4123de400c71c223d80400ed9 (diff) | |
Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block:
cciss: fix cciss_revalidate panic
block: max hardware sectors limit wrapper
block: Deprecate QUEUE_FLAG_CLUSTER and use queue_limits instead
blk-throttle: Correct the placement of smp_rmb()
blk-throttle: Trim/adjust slice_end once a bio has been dispatched
block: check for proper length of iov entries earlier in blk_rq_map_user_iov()
drbd: fix for spin_lock_irqsave in endio callback
drbd: don't recvmsg with zero length
Diffstat (limited to 'drivers/block/drbd/drbd_receiver.c')
| -rw-r--r-- | drivers/block/drbd/drbd_receiver.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c index 89d8a7cc4054..24487d4fb202 100644 --- a/drivers/block/drbd/drbd_receiver.c +++ b/drivers/block/drbd/drbd_receiver.c @@ -3627,17 +3627,19 @@ static void drbdd(struct drbd_conf *mdev) } shs = drbd_cmd_handler[cmd].pkt_size - sizeof(union p_header); - rv = drbd_recv(mdev, &header->h80.payload, shs); - if (unlikely(rv != shs)) { - dev_err(DEV, "short read while reading sub header: rv=%d\n", rv); - goto err_out; - } - if (packet_size - shs > 0 && !drbd_cmd_handler[cmd].expect_payload) { dev_err(DEV, "No payload expected %s l:%d\n", cmdname(cmd), packet_size); goto err_out; } + if (shs) { + rv = drbd_recv(mdev, &header->h80.payload, shs); + if (unlikely(rv != shs)) { + dev_err(DEV, "short read while reading sub header: rv=%d\n", rv); + goto err_out; + } + } + rv = drbd_cmd_handler[cmd].function(mdev, cmd, packet_size - shs); if (unlikely(!rv)) { |