diff --git a/mm/filemap.c b/mm/filemap.c
index 7771871fa3535d4895ba0d5e92b6a84870980dfb..5cf820a7c8ec2c1c0e8744eb03750e35b9255ef9 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2115,6 +2115,7 @@ void iov_iter_advance(struct iov_iter *i, size_t bytes)
 	} else {
 		const struct iovec *iov = i->iov;
 		size_t base = i->iov_offset;
+		unsigned long nr_segs = i->nr_segs;
 
 		/*
 		 * The !iov->iov_len check ensures we skip over unlikely
@@ -2130,11 +2131,13 @@ void iov_iter_advance(struct iov_iter *i, size_t bytes)
 			base += copy;
 			if (iov->iov_len == base) {
 				iov++;
+				nr_segs--;
 				base = 0;
 			}
 		}
 		i->iov = iov;
 		i->iov_offset = base;
+		i->nr_segs = nr_segs;
 	}
 }
 EXPORT_SYMBOL(iov_iter_advance);