Allow the kernel to be compile without KTRACE option.

[dragonfly.git] / sys / kern / sys_generic.c

diff --git a/sys/kern/sys_generic.c b/sys/kern/sys_generic.c
index 88ebdf4..5403dec 100644 (file)
--- a/sys/kern/sys_generic.c
+++ b/sys/kern/sys_generic.c
@@ -252,10 +252,10 @@ kern_preadv(int fd, struct uio *auio, int flags, size_t *res)
 static int
 dofileread(int fd, struct file *fp, struct uio *auio, int flags, size_t *res)
 {
-       struct thread *td = curthread;
        int error;
        size_t len;
 #ifdef KTRACE
+       struct thread *td = curthread;
        struct iovec *ktriov = NULL;
        struct uio ktruio;
 #endif