diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2022-08-17 08:40:32 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2022-08-17 08:40:32 +0200 |
| commit | cf36ae3e5802716617b9e4d902a31048240396b0 (patch) | |
| tree | 2729abc9dae00a6ae10608fbd80bef8335442ed2 /net/unix/sysctl_net_unix.c | |
| parent | 82a1356a933d8443139f8886f11b63c974a09a67 (diff) | |
| parent | 568035b01cfb107af8d2e4bd2fb9aea22cf5b868 (diff) | |
Merge drm/drm-fixes into drm-misc-fixes
Backmerging for v6.0-rc1.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'net/unix/sysctl_net_unix.c')
| -rw-r--r-- | net/unix/sysctl_net_unix.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/net/unix/sysctl_net_unix.c b/net/unix/sysctl_net_unix.c index 01d44e2598e2..500129aa710c 100644 --- a/net/unix/sysctl_net_unix.c +++ b/net/unix/sysctl_net_unix.c @@ -26,11 +26,16 @@ int __net_init unix_sysctl_register(struct net *net) { struct ctl_table *table; - table = kmemdup(unix_table, sizeof(unix_table), GFP_KERNEL); - if (table == NULL) - goto err_alloc; + if (net_eq(net, &init_net)) { + table = unix_table; + } else { + table = kmemdup(unix_table, sizeof(unix_table), GFP_KERNEL); + if (!table) + goto err_alloc; + + table[0].data = &net->unx.sysctl_max_dgram_qlen; + } - table[0].data = &net->unx.sysctl_max_dgram_qlen; net->unx.ctl = register_net_sysctl(net, "net/unix", table); if (net->unx.ctl == NULL) goto err_reg; @@ -38,7 +43,8 @@ int __net_init unix_sysctl_register(struct net *net) return 0; err_reg: - kfree(table); + if (!net_eq(net, &init_net)) + kfree(table); err_alloc: return -ENOMEM; } @@ -49,5 +55,6 @@ void unix_sysctl_unregister(struct net *net) table = net->unx.ctl->ctl_table_arg; unregister_net_sysctl_table(net->unx.ctl); - kfree(table); + if (!net_eq(net, &init_net)) + kfree(table); } |