linux-kernel - [PATCH v2] scsi: Replace zero-length array with flexible array member

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Message-ID: <20241110223323.42772-2-thorsten.blum@linux.dev>
Date: Sun, 10 Nov 2024 23:33:24 +0100
From: Thorsten Blum <thorsten.blum@...ux.dev>
To: Lee Duncan <lduncan@...e.com>,
	Chris Leech <cleech@...hat.com>,
	Mike Christie <michael.christie@...cle.com>,
	"James E.J. Bottomley" <James.Bottomley@...senPartnership.com>,
	"Martin K. Petersen" <martin.petersen@...cle.com>
Cc: linux-hardening@...r.kernel.org,
	"Gustavo A. R. Silva" <gustavo@...eddedor.com>,
	Thorsten Blum <thorsten.blum@...ux.dev>,
	open-iscsi@...glegroups.com,
	linux-scsi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2] scsi: Replace zero-length array with flexible array member

Replace the deprecated zero-length array with a modern flexible array
member in the struct iscsi_bsg_host_vendor_reply.

Link: https://github.com/KSPP/linux/issues/78
Signed-off-by: Thorsten Blum <thorsten.blum@...ux.dev>
---
Changes in v2:
- Use DECLARE_FLEX_ARRAY() as suggested by Gustavo A. R. Silva
- Link to v1: https://lore.kernel.org/r/20241110151749.3311-2-thorsten.blum@linux.dev/
---
 include/scsi/scsi_bsg_iscsi.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/scsi/scsi_bsg_iscsi.h b/include/scsi/scsi_bsg_iscsi.h
index 9b1f0f424a79..a569c35b258d 100644
--- a/include/scsi/scsi_bsg_iscsi.h
+++ b/include/scsi/scsi_bsg_iscsi.h
@@ -59,7 +59,7 @@ struct iscsi_bsg_host_vendor {
  */
 struct iscsi_bsg_host_vendor_reply {
 	/* start of vendor response area */
-	uint32_t vendor_rsp[0];
+	DECLARE_FLEX_ARRAY(uint32_t, vendor_rsp);
 };
 
 
-- 
2.47.0