Index: linux32_machdep.c
===================================================================
RCS file: /home/ncvs/src/sys/amd64/linux32/linux32_machdep.c,v
retrieving revision 1.42
diff -u -r1.42 linux32_machdep.c
--- linux32_machdep.c	18 Apr 2007 20:12:05 -0000	1.42
+++ linux32_machdep.c	3 May 2007 01:33:15 -0000
@@ -561,12 +561,13 @@
 #endif
 
 	exit_signal = args->flags & 0x000000ff;
-	if (!LINUX_SIG_VALID(exit_signal) && exit_signal != 0)
+	if (LINUX_SIG_VALID(exit_signal)) {
+		if (exit_signal <= LINUX_SIGTBLSZ)
+			exit_signal =
+			    linux_to_bsd_signal[_SIG_IDX(exit_signal)];
+	} else if (exit_signal != 0)
 		return (EINVAL);
 
-	if (exit_signal <= LINUX_SIGTBLSZ)
-		exit_signal = linux_to_bsd_signal[_SIG_IDX(exit_signal)];
-
 	if (args->flags & LINUX_CLONE_VM)
 		ff |= RFMEM;
 	if (args->flags & LINUX_CLONE_SIGHAND)