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drbd: Make sure that drbd_send() has sent the right number of bytes

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Reviewed-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
This commit is contained in:
Andreas Gruenbacher 2010-12-09 16:08:46 +01:00 committed by Philipp Reisner
parent 220df4d006
commit cab2f74b45
1 changed files with 2 additions and 2 deletions
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4
drivers/block/drbd/drbd_main.c
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@ -2580,7 +2580,7 @@ int drbd_send_dblock(struct drbd_conf *mdev, struct drbd_request *req)
if (ok && dgs) {
dgb = mdev->int_dig_out;
drbd_csum_bio(mdev, mdev->integrity_w_tfm, req->master_bio, dgb);
ok = drbd_send(mdev, mdev->data.socket, dgb, dgs, 0);
ok = dgs == drbd_send(mdev, mdev->data.socket, dgb, dgs, 0);
}
if (ok) {
/* For protocol A, we have to memcpy the payload into
@ -2662,7 +2662,7 @@ int drbd_send_block(struct drbd_conf *mdev, enum drbd_packets cmd,
if (ok && dgs) {
dgb = mdev->int_dig_out;
drbd_csum_ee(mdev, mdev->integrity_w_tfm, e, dgb);
ok = drbd_send(mdev, mdev->data.socket, dgb, dgs, 0);
ok = dgs == drbd_send(mdev, mdev->data.socket, dgb, dgs, 0);
}
if (ok)
ok = _drbd_send_zc_ee(mdev, e);