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From: Thorsten Blum <thorsten.blum@linux.dev>
To: Jarkko Sakkinen <jarkko@kernel.org>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>
Cc: Thorsten Blum <thorsten.blum@linux.dev>,
	linux-sgx@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] x86/sgx: Use vmalloc_array() instead of vmalloc()
Date: Sun, 29 Sep 2024 12:56:43 +0200	[thread overview]
Message-ID: <20240929105644.38797-1-thorsten.blum@linux.dev> (raw)

Use vmalloc_array() instead of vmalloc() to calculate the number of
bytes to allocate.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
 arch/x86/kernel/cpu/sgx/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/cpu/sgx/main.c b/arch/x86/kernel/cpu/sgx/main.c
index 9ace84486499..1a59e5956f4b 100644
--- a/arch/x86/kernel/cpu/sgx/main.c
+++ b/arch/x86/kernel/cpu/sgx/main.c
@@ -630,7 +630,7 @@ static bool __init sgx_setup_epc_section(u64 phys_addr, u64 size,
 	if (!section->virt_addr)
 		return false;
 
-	section->pages = vmalloc(nr_pages * sizeof(struct sgx_epc_page));
+	section->pages = vmalloc_array(nr_pages, sizeof(struct sgx_epc_page));
 	if (!section->pages) {
 		memunmap(section->virt_addr);
 		return false;
-- 
2.46.2


             reply	other threads:[~2024-09-29 10:56 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-09-29 10:56 Thorsten Blum [this message]
2024-10-07 23:29 ` [PATCH] x86/sgx: Use vmalloc_array() instead of vmalloc() Jarkko Sakkinen

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