add missing unlock in swapmount()

ok tb@ kn@ miod@

diff --git a/sys/uvm/uvm_swap.c b/sys/uvm/uvm_swap.c
index f22cd31..38f27cf 100644 (file)
--- a/sys/uvm/uvm_swap.c
+++ b/sys/uvm/uvm_swap.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: uvm_swap.c,v 1.164 2022/08/29 11:09:31 mpi Exp $      */
+/*     $OpenBSD: uvm_swap.c,v 1.165 2022/10/11 11:46:58 jsg Exp $      */
 /*     $NetBSD: uvm_swap.c,v 1.40 2000/11/17 11:39:39 mrg Exp $        */
 
 /*
@@ -1962,8 +1962,10 @@ swapmount(void)
                goto gotit;
        } else
 #endif
-       if (bdevvp(swap_dev, &vp))
+       if (bdevvp(swap_dev, &vp)) {
+               rw_exit_write(&swap_syscall_lock);      
                return;
+       }
 
        /* Construct a potential path to swap */
        if ((nam = findblkname(major(swap_dev))))