Avoid NULL pointer dereferencing in modlist_lookup2().

PR: 56570 Submitted by: Thomas Wintergerst <Thomas.Wintergerst@nord-com.net>
2003-09-23 14:42:38 +00:00 · 2003-09-23 14:42:38 +00:00 · b15572e3fc
commit b15572e3fc
parent 312ebe0323
1 changed files with 1 additions and 1 deletions
--- a/sys/kern/kern_linker.c
+++ b/sys/kern/kern_linker.c
@ -1086,7 +1086,7 @@ modlist_lookup2(const char *name, struct mod_depend *verinfo)
 			return (mod);
 		if (ver >= verinfo->md_ver_minimum &&
 		    ver <= verinfo->md_ver_maximum &&
-		    ver > bestmod->version)
+		    (bestmod == NULL || ver > bestmod->version))
 			bestmod = mod;
 	}
 	return (bestmod);