From e219935f10f6f604a3dafb4727715c3741480fd4 Mon Sep 17 00:00:00 2001
From: Brian Behlendorf <behlendorf1@llnl.gov>
Date: Fri, 5 Mar 2021 14:45:13 -0800
Subject: Initialize ZIL buffers

When populating a ZIL destination buffer ensure it is always
zeroed before its contents are constructed.

Reviewed-by: Matthew Ahrens <mahrens@delphix.com>
Reviewed-by: Tom Caputi <caputit1@tcnj.edu>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #11687
---
 module/os/linux/zfs/zio_crypt.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'module/os')

diff --git a/module/os/linux/zfs/zio_crypt.c b/module/os/linux/zfs/zio_crypt.c
index 96dabe55a..e2abc0ae2 100644
--- a/module/os/linux/zfs/zio_crypt.c
+++ b/module/os/linux/zfs/zio_crypt.c
@@ -1399,6 +1399,7 @@ zio_crypt_init_uios_zil(boolean_t encrypt, uint8_t *plainbuf,
 		nr_src = 1;
 		nr_dst = 0;
 	}
+	bzero(dst, datalen);
 
 	/* find the start and end record of the log block */
 	zilc = (zil_chain_t *)src;
-- 
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