From: Liang He <windhl@126.com> stable inclusion from stable-v4.19.256 commit 0b4f96b47ff8dc2fa35d03c4116927248796d9af category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/ICG9OT CVE: CVE-2022-50203 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=... -------------------------------- [ Upstream commit 50b87a32a79bca6e275918a711fb8cc55e16d739 ] In omapdss_init_fbdev(), of_find_node_by_name() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore. Signed-off-by: Liang He <windhl@126.com> Message-Id: <20220617145803.4050918-1-windhl@126.com> Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Sasha Levin <sashal@kernel.org> Signed-off-by: Huang Xiaojia <huangxiaojia2@huawei.com> --- arch/arm/mach-omap2/display.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c index 5d73f2c0b117..dd2ff10790ab 100644 --- a/arch/arm/mach-omap2/display.c +++ b/arch/arm/mach-omap2/display.c @@ -211,6 +211,7 @@ static int __init omapdss_init_fbdev(void) node = of_find_node_by_name(NULL, "omap4_padconf_global"); if (node) omap4_dsi_mux_syscon = syscon_node_to_regmap(node); + of_node_put(node); return 0; } -- 2.34.1