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-rw-r--r--sys/kern/vfs_syscalls.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/kern/vfs_syscalls.c b/sys/kern/vfs_syscalls.c
index f30577e..593ec75 100644
--- a/sys/kern/vfs_syscalls.c
+++ b/sys/kern/vfs_syscalls.c
@@ -197,6 +197,8 @@ quotactl(td, uap)
vrele(nd.ni_vp);
if (error)
return (error);
+ if (mp == NULL)
+ return (EOPNOTSUPP);
error = VFS_QUOTACTL(mp, uap->cmd, uap->uid, uap->arg, td);
vn_finished_write(mp);
return (error);
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