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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2021-06-19 16:55:46 +0300 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2021-06-21 23:05:29 +0300 |
| commit | 24610ed80df65a564d6165d15505a950d05f9f5a (patch) | |
| tree | 472932825e271ae415eab1dec306a68f754031f3 /include/target | |
| parent | 3078d964c0fe6cf8eba197c862d1011cb7c0e7b4 (diff) | |
| download | linux-24610ed80df65a564d6165d15505a950d05f9f5a.tar.xz | |
netfilter: nfnetlink_hook: fix check for snprintf() overflow
The kernel version of snprintf() can't return negatives. The
"ret > (int)sizeof(sym)" check is off by one because and it should be
>=. Finally, we need to set a negative error code.
Fixes: e2cf17d3774c ("netfilter: add new hook nfnl subsystem")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'include/target')
0 files changed, 0 insertions, 0 deletions