diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2025-01-22 14:45:03 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-01-27 14:24:34 -0800 |
| commit | 50bf398e1ceacb9a7f85bd3bdca065ebe5cb6159 (patch) | |
| tree | c46f093c12a91387799e7ca71ac78eea2fd5895e /drivers/net/netdevsim/netdevsim.h | |
| parent | 5de7665e0a0746b5ad7943554b34db8f8614a196 (diff) | |
net: netdevsim: try to close UDP port harness races
syzbot discovered that we remove the debugfs files after we free
the netdev. Try to clean up the relevant dir while the device
is still around.
Reported-by: syzbot+2e5de9e3ab986b71d2bf@syzkaller.appspotmail.com
Fixes: 424be63ad831 ("netdevsim: add UDP tunnel port offload support")
Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
Link: https://patch.msgid.link/20250122224503.762705-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/netdevsim/netdevsim.h')
| -rw-r--r-- | drivers/net/netdevsim/netdevsim.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/netdevsim/netdevsim.h b/drivers/net/netdevsim/netdevsim.h index dcf073bc4802..96d54c08043d 100644 --- a/drivers/net/netdevsim/netdevsim.h +++ b/drivers/net/netdevsim/netdevsim.h @@ -134,6 +134,7 @@ struct netdevsim { u32 sleep; u32 __ports[2][NSIM_UDP_TUNNEL_N_PORTS]; u32 (*ports)[NSIM_UDP_TUNNEL_N_PORTS]; + struct dentry *ddir; struct debugfs_u32_array dfs_ports[2]; } udp_ports; |