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From: Kees Cook <kees@kernel.org>
To: Brian King <brking@us.ibm.com>
Cc: Kees Cook <kees@kernel.org>,
	"James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>,
	"Martin K. Petersen" <martin.petersen@oracle.com>,
	linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-hardening@vger.kernel.org
Subject: [PATCH] scsi: ipr: Replace 1-element arrays with flexible arrays
Date: Thu, 11 Jul 2024 11:07:06 -0700	[thread overview]
Message-ID: <20240711180702.work.536-kees@kernel.org> (raw)

Replace the deprecated[1] use of a 1-element arrays in
struct ipr_hostrcb_fabric_desc and struct ipr_hostrcb64_fabric_desc
with modern flexible arrays.

No binary differences are present after this conversion.

Link: https://github.com/KSPP/linux/issues/79 [1]
Signed-off-by: Kees Cook <kees@kernel.org>
---
Cc: Brian King <brking@us.ibm.com>
Cc: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: linux-scsi@vger.kernel.org
---
 drivers/scsi/ipr.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h
index c77d6ca1a210..b2b643c6dbbe 100644
--- a/drivers/scsi/ipr.h
+++ b/drivers/scsi/ipr.h
@@ -1030,7 +1030,7 @@ struct ipr_hostrcb_fabric_desc {
 #define IPR_PATH_FAILED			0x03
 
 	__be16 num_entries;
-	struct ipr_hostrcb_config_element elem[1];
+	struct ipr_hostrcb_config_element elem[];
 }__attribute__((packed, aligned (4)));
 
 struct ipr_hostrcb64_fabric_desc {
@@ -1044,7 +1044,7 @@ struct ipr_hostrcb64_fabric_desc {
 	u8 res_path[8];
 	u8 reserved3[6];
 	__be16 num_entries;
-	struct ipr_hostrcb64_config_element elem[1];
+	struct ipr_hostrcb64_config_element elem[];
 }__attribute__((packed, aligned (8)));
 
 #define for_each_hrrq(hrrq, ioa_cfg) \
-- 
2.34.1


             reply	other threads:[~2024-07-11 18:07 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-11 18:07 Kees Cook [this message]
2024-07-11 18:33 ` [PATCH] scsi: ipr: Replace 1-element arrays with flexible arrays Gustavo A. R. Silva
2024-08-03  1:30 ` Martin K. Petersen
2024-08-05 21:17 ` Martin K. Petersen

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