diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index 0a91f3538459..1127457d0fcb 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -599,6 +599,7 @@ static ssize_t read_kcore_iter(struct kiocb *iocb, struct iov_iter *iter)
 					ret = -EFAULT;
 					goto out;
 				}
+				ret = 0;
 			/*
 			 * We know the bounce buffer is safe to copy from, so
 			 * use _copy_to_iter() directly.