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| author | Felix Fietkau <nbd@nbd.name> | 2022-11-21 19:26:15 +0100 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2022-11-22 22:17:12 +0100 |
| commit | bcd9e3c1656d0f7dd9743598c65c3ae24efb38d0 (patch) | |
| tree | b3503770b7ed644c786a86fa12a7247ffd81c0b7 /crypto/sm3.c | |
| parent | 6a66ce44a51bdfc47721f0c591137df2d4b21247 (diff) | |
| download | linux-bcd9e3c1656d0f7dd9743598c65c3ae24efb38d0.tar.gz linux-bcd9e3c1656d0f7dd9743598c65c3ae24efb38d0.tar.bz2 linux-bcd9e3c1656d0f7dd9743598c65c3ae24efb38d0.zip | |
netfilter: flowtable_offload: add missing locking
nf_flow_table_block_setup and the driver TC_SETUP_FT call can modify the flow
block cb list while they are being traversed elsewhere, causing a crash.
Add a write lock around the calls to protect readers
Fixes: c29f74e0df7a ("netfilter: nf_flow_table: hardware offload support")
Reported-by: Chad Monroe <chad.monroe@smartrg.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'crypto/sm3.c')
0 files changed, 0 insertions, 0 deletions