From bb0e1bb00646d88bbe419daf8442b592b60078a4 Mon Sep 17 00:00:00 2001
From: Andrea Mazzoleni <amadvance@gmail.com>
Date: Fri, 4 Sep 2026 10:01:01 +0200
Subject: [PATCH] Initialize mono writer errors before early sync barriers

---
 cmdline/io.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/cmdline/io.c b/cmdline/io.c
index 2393a613..944e743c 100644
--- a/cmdline/io.c
+++ b/cmdline/io.c
@@ -293,10 +293,16 @@ static void io_start_mono(struct snapraid_io* io,
 	block_off_t blockstart, block_off_t blockmax,
 	bit_vect_t* block_enabled)
 {
+	unsigned i;
+
 	io->block_start = blockstart;
 	io->block_max = blockmax;
 	io->block_enabled = block_enabled;
 	io->block_next = blockstart;
+
+	/* clear writer errors */
+	for (i = 0; i < IO_WRITER_ERROR_MAX; ++i)
+		io->writer_error[i] = 0;
 }
 
 static void io_stop_mono(struct snapraid_io* io)