From 80bc180f420e00ceb40afb31b804b0720e56f238 Mon Sep 17 00:00:00 2001 From: Miaoqian Lin Date: Mon, 13 Dec 2021 02:05:07 +0000 Subject: [PATCH] phy: tegra: xusb: Fix return value of tegra_xusb_find_port_node function mainline inclusion from mainline-v6.3-rc1 commit 045a31b95509c8f25f5f04ec5e0dec5cd09f2c5f category: bugfix issue: CVE: CVE-2023-23000 Signed-off-by: wanxiaoqing --------------------------------------- callers of tegra_xusb_find_port_node() function only do NULL checking for the return value. return NULL instead of ERR_PTR(-ENOMEM) to keep consistent. Signed-off-by: Miaoqian Lin Acked-by: Thierry Reding Link: https://lore.kernel.org/r/20211213020507.1458-1-linmq006@gmail.com Signed-off-by: Vinod Koul Signed-off-by: wanxiaoqing --- drivers/phy/tegra/xusb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c index de1b4ebe4de2..9e8fa1834a15 100644 --- a/drivers/phy/tegra/xusb.c +++ b/drivers/phy/tegra/xusb.c @@ -441,7 +441,7 @@ tegra_xusb_find_port_node(struct tegra_xusb_padctl *padctl, const char *type, name = kasprintf(GFP_KERNEL, "%s-%u", type, index); if (!name) { of_node_put(ports); - return ERR_PTR(-ENOMEM); + return NULL; } np = of_get_child_by_name(ports, name); kfree(name); -- Gitee