diff options
Diffstat (limited to 'sys/kern/kern_sysctl.c')
-rw-r--r-- | sys/kern/kern_sysctl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/kern/kern_sysctl.c b/sys/kern/kern_sysctl.c index c09f5f3..52075e4 100644 --- a/sys/kern/kern_sysctl.c +++ b/sys/kern/kern_sysctl.c @@ -1784,7 +1784,7 @@ userland_sysctl(struct thread *td, int *name, u_int namelen, void *old, ktrsysctl(name, namelen); #endif - if (req.oldlen > PAGE_SIZE) { + if (req.oldptr && req.oldlen > PAGE_SIZE) { memlocked = 1; sx_xlock(&sysctlmemlock); } else |