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([2601:586:8301:5150:f757:be8b:66fa:b754]) by smtp.gmail.com with ESMTPSA id 00721157ae682-6e332c3049dsm3107287b3.90.2024.10.10.12.05.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Oct 2024 12:05:37 -0700 (PDT) From: Iulian Gilca To: Andrew Lunn Cc: igilca@outlook.com, Iulian Gilca , Heiner Kallweit , Russell King , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] of: net: Add option for random mac address Date: Thu, 10 Oct 2024 15:05:03 -0400 Message-ID: <20241010190508.196894-1-igilca1980@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org Embedded devices that may not have fixed mac address may want to use a randomly generated one. DSA switch ports are some of these. Signed-off-by: Iulian Gilca --- net/core/of_net.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/net/core/of_net.c b/net/core/of_net.c index 93ea425b9248..aa4acdffc710 100644 --- a/net/core/of_net.c +++ b/net/core/of_net.c @@ -142,6 +142,10 @@ int of_get_mac_address(struct device_node *np, u8 *addr) if (!ret) return 0; + ret = of_get_mac_addr(np, "random-address", addr); + if (!ret) + return 0; + return of_get_mac_address_nvmem(np, addr); } EXPORT_SYMBOL(of_get_mac_address);