ksm: prevent crash after write_protect_page fails

[karo-tx-linux.git] / mm / ksm.c

diff --git a/mm/ksm.c b/mm/ksm.c
index d9fc0e4561283d9a351f6dd7c4cfb74ad26ab566..216184af0e192b5405efc5a594129fa7c53ae953 100644 (file)
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -1028,8 +1028,7 @@ static int try_to_merge_one_page(struct vm_area_struct *vma,
                goto out;
 
        if (PageTransCompound(page)) {
-               err = split_huge_page(page);
-               if (err)
+               if (split_huge_page(page))
                        goto out_unlock;
        }