linux-kernel - [PATCH v2 2/2] VMCI: Remove VMCI_HANDLE_ARRAY_HEADER_SIZE and VMCI_HANDLE_ARRAY_MAX

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Message-Id: <00547fe74efe329b266eb8074c41f286758a3c64.1702125347.git.christophe.jaillet@wanadoo.fr>
Date:   Sat,  9 Dec 2023 13:36:15 +0100
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     Bryan Tan <bryantan@...are.com>, Vishnu Dasa <vdasa@...are.com>,
        VMware PV-Drivers Reviewers <pv-drivers@...are.com>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        Kees Cook <keescook@...omium.org>
Subject: [PATCH v2 2/2] VMCI: Remove VMCI_HANDLE_ARRAY_HEADER_SIZE and VMCI_HANDLE_ARRAY_MAX_CAPACITY

Remove VMCI_HANDLE_ARRAY_HEADER_SIZE and VMCI_HANDLE_ARRAY_MAX_CAPACITY
that are unused.

Suggested-by: Kees Cook <keescook@...omium.org>
Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Reviewed-by: Kees Cook <keescook@...omium.org>
---
Changes in v2:
   - no change in code
   - add R-b

v1: https://lore.kernel.org/all/c2a231a5ea127b28b5d8c4e86ef471dd01069d47.1702068153.git.christophe.jaillet@wanadoo.fr/
---
 drivers/misc/vmw_vmci/vmci_handle_array.h | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/misc/vmw_vmci/vmci_handle_array.h b/drivers/misc/vmw_vmci/vmci_handle_array.h
index b0e6b1956014..27a38b97e8a8 100644
--- a/drivers/misc/vmw_vmci/vmci_handle_array.h
+++ b/drivers/misc/vmw_vmci/vmci_handle_array.h
@@ -20,14 +20,8 @@ struct vmci_handle_arr {
 	struct vmci_handle entries[] __counted_by(capacity);
 };
 
-#define VMCI_HANDLE_ARRAY_HEADER_SIZE				\
-	offsetof(struct vmci_handle_arr, entries)
 /* Select a default capacity that results in a 64 byte sized array */
 #define VMCI_HANDLE_ARRAY_DEFAULT_CAPACITY			6
-/* Make sure that the max array size can be expressed by a u32 */
-#define VMCI_HANDLE_ARRAY_MAX_CAPACITY				\
-	((U32_MAX - VMCI_HANDLE_ARRAY_HEADER_SIZE - 1) /	\
-	sizeof(struct vmci_handle))
 
 struct vmci_handle_arr *vmci_handle_arr_create(u32 capacity, u32 max_capacity);
 void vmci_handle_arr_destroy(struct vmci_handle_arr *array);
-- 
2.34.1