Merge branch 'md-fixes' of https://git.kernel.org/pub/scm/linux/kernel/git/song/md into block-5.13

Pull MD related fix from Song.

* 'md-fixes' of https://git.kernel.org/pub/scm/linux/kernel/git/song/md:
  async_xor: check src_offs is not NULL before updating it

crypto/async_tx/async_xor.c

@@ -233,6 +233,7 @@ async_xor_offs(struct page *dest, unsigned int offset,
 		if (submit->flags & ASYNC_TX_XOR_DROP_DST) {
 			src_cnt--;
 			src_list++;
+			if (src_offs)
 				src_offs++;
 		}