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Tue, 19 May 2026 01:24:39 -0700 (PDT) From: Wandun Chen X-Google-Original-From: Wandun Chen To: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, zhaomeijing@lixiang.com Cc: robh@kernel.org, saravanak@kernel.org Subject: [PATCH v2 2/3] of: reserved_mem: clean up redundant alloc_reserved_mem_array() call Date: Tue, 19 May 2026 16:24:26 +0800 Message-ID: <20260519082427.4181476-3-chenwandun@lixiang.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260519082427.4181476-1-chenwandun@lixiang.com> References: <20260519082427.4181476-1-chenwandun@lixiang.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit If total_reserved_mem_cnt is 0 after fdt_scan_reserved_mem(), there is no entry to save, alloc_reserved_mem_array() has nothing to do. Just skip it. Signed-off-by: Wandun Chen --- drivers/of/of_reserved_mem.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c index 7856dc857d65..462e7c3078a3 100644 --- a/drivers/of/of_reserved_mem.c +++ b/drivers/of/of_reserved_mem.c @@ -270,6 +270,9 @@ void __init fdt_scan_reserved_mem_late(void) return; } + if (!total_reserved_mem_cnt) + return; + /* Attempt dynamic allocation of a new reserved_mem array */ alloc_reserved_mem_array(); -- 2.43.0