Fixed possible overflow error for large arrays in binary search.

moritzadler · Sep 30, 2011 · 4da4895 · 4da4895
1 parent b5ede32
commit 4da4895
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/kernel.txt b/kernel.txt
@@ -260,7 +260,7 @@ int groups_search(const struct group_info *group_info, gid_t grp)
 
 	while (left < right) {
 
-		unsigned int mid = (left+right)/2;
+		unsigned int mid = left + (right - left)/2;
 
 		if (grp > GROUP_AT(group_info, mid))