netdev - [PATCH 1/1] SUNRPC: use kmalloc_array() instead of kmalloc()

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Message-Id: <20251121030139.53241-1-13875017792@163.com>
Date: Fri, 21 Nov 2025 11:01:39 +0800
From: Gongwei Li <13875017792@....com>
To: trondmy@...nel.org,
	anna@...nel.org,
	chuck.lever@...cle.com,
	jlayton@...nel.org
Cc: neil@...wn.name,
	okorniev@...hat.com,
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	ligongwei@...inos.cn,
	linux-nfs@...r.kernel.org,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 1/1] SUNRPC: use kmalloc_array() instead of kmalloc()

From: Gongwei Li <ligongwei@...inos.cn>

Replace kmalloc() with kmalloc_array() to prevent potential
overflow, as recommended in Documentation/process/deprecated.rst.

Signed-off-by: Gongwei Li <ligongwei@...inos.cn>
---
 net/sunrpc/auth_gss/gss_krb5_crypto.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c
index 16dcf115de1e..9418b1715317 100644
--- a/net/sunrpc/auth_gss/gss_krb5_crypto.c
+++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c
@@ -404,7 +404,7 @@ gss_krb5_cts_crypt(struct crypto_sync_skcipher *cipher, struct xdr_buf *buf,
 		WARN_ON(0);
 		return -ENOMEM;
 	}
-	data = kmalloc(GSS_KRB5_MAX_BLOCKSIZE * 2, GFP_KERNEL);
+	data = kmalloc_array(2, GSS_KRB5_MAX_BLOCKSIZE, GFP_KERNEL);
 	if (!data)
 		return -ENOMEM;
 
-- 
2.25.1