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| author | Jason Wang <[email protected]> | 2016-11-30 05:17:52 +0000 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2016-11-30 20:06:02 +0000 |
| commit | aa196eed3d80d4b003b04a270712b978a012a939 (patch) | |
| tree | 73db65b94d0c8607ba2088178b6f00fa51bcc920 /net/dsa/dsa.c | |
| parent | tun: handle ubuf refcount correctly when meet errors (diff) | |
| download | kernel-aa196eed3d80d4b003b04a270712b978a012a939.tar.gz kernel-aa196eed3d80d4b003b04a270712b978a012a939.zip | |
macvtap: handle ubuf refcount correctly when meet errors
We trigger uarg->callback() immediately after we decide do datacopy
even if caller want to do zerocopy. This will cause the callback
(vhost_net_zerocopy_callback) decrease the refcount. But when we meet
an error afterwards, the error handling in vhost handle_tx() will try
to decrease it again. This is wrong and fix this by delay the
uarg->callback() until we're sure there's no errors.
Signed-off-by: Jason Wang <[email protected]>
Acked-by: Michael S. Tsirkin <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'net/dsa/dsa.c')
0 files changed, 0 insertions, 0 deletions