diff options
| author |   Eric Dumazet <edumazet@google.com> | 2015-11-09 17:51:23 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2015-11-09 21:55:48 -0500 |
| commit | d69bbf88c8d0b367cf3e3a052f6daadf630ee566 (patch) | |
| tree | 32b81467f642ab7a2b6d0b20b2a935eb85bae712 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | net: mvneta: Fix memory use after free. (diff) | |
| download | wireguard-linux-d69bbf88c8d0b367cf3e3a052f6daadf630ee566.tar.xz wireguard-linux-d69bbf88c8d0b367cf3e3a052f6daadf630ee566.zip | |
net: fix a race in dst_release()
Only cpu seeing dst refcount going to 0 can safely
dereference dst->flags.
Otherwise an other cpu might already have freed the dst.
Fixes: 27b75c95f10d ("net: avoid RCU for NOCACHE dst")
Reported-by: Greg Thelen <gthelen@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions