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| author |   Jason Wang <jasowang@redhat.com> | 2019-02-19 14:53:44 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-02-19 13:14:45 -0800 |
| commit | 816db7663565cd23f74ed3d5c9240522e3fb0dda (patch) | |
| tree | c44fa4c748a27f6898a07c14a5e6afa936e7f223 /drivers/net/ethernet | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf (diff) | |
| download | linux-dev-816db7663565cd23f74ed3d5c9240522e3fb0dda.tar.xz linux-dev-816db7663565cd23f74ed3d5c9240522e3fb0dda.zip | |
vhost: correctly check the return value of translate_desc() in log_used()
When fail, translate_desc() returns negative value, otherwise the
number of iovs. So we should fail when the return value is negative
instead of a blindly check against zero.
Detected by CoverityScan, CID# 1442593: Control flow issues (DEADCODE)
Fixes: cc5e71075947 ("vhost: log dirty page correctly")
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reported-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
0 files changed, 0 insertions, 0 deletions