diff -urN module-init-tools-3.3-pre2_orig/depmod.c module-init-tools-3.3-pre2_patched/depmod.c
--- module-init-tools-3.3-pre2_orig/depmod.c	2006-09-30 14:20:11.000000000 +0100
+++ module-init-tools-3.3-pre2_patched/depmod.c	2006-09-30 14:19:19.000000000 +0100
@@ -695,13 +695,8 @@
 	else
 		afterslash++;
 
-	/* Convert to underscores, stop at first . */
-	for (i = 0; afterslash[i] && afterslash[i] != '.'; i++) {
-		if (afterslash[i] == '-')
-			modname[i] = '_';
-		else
+	for (i = 0; afterslash[i] && afterslash[i] != '.'; i++)
 			modname[i] = afterslash[i];
-	}
 	modname[i] = '\0';
 }