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authorChristophe Leroy <christophe.leroy@csgroup.eu>2023-12-14 13:31:52 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2024-03-03 14:20:29 +0300
commit2a066ae11861257223500d7515e1541199cb7832 (patch)
treedbe75a718936405c2407299aa9393ed0a4c54fad /arch/powerpc/kernel/secure_boot.c
parent28da734d58c8d0113d0ac4f59880d94c9f249564 (diff)
downloadlinux-2a066ae11861257223500d7515e1541199cb7832.tar.xz
powerpc: Stop using of_root
Replace all usages of of_root by of_find_node_by_path("/") Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://msgid.link/20231214103152.12269-5-mpe@ellerman.id.au
Diffstat (limited to 'arch/powerpc/kernel/secure_boot.c')
-rw-r--r--arch/powerpc/kernel/secure_boot.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/secure_boot.c b/arch/powerpc/kernel/secure_boot.c
index f9af305d9579..9e0efb657f39 100644
--- a/arch/powerpc/kernel/secure_boot.c
+++ b/arch/powerpc/kernel/secure_boot.c
@@ -32,8 +32,10 @@ bool is_ppc_secureboot_enabled(void)
if (enabled)
goto out;
- if (!of_property_read_u32(of_root, "ibm,secure-boot", &secureboot))
+ node = of_find_node_by_path("/");
+ if (!of_property_read_u32(node, "ibm,secure-boot", &secureboot))
enabled = (secureboot > 1);
+ of_node_put(node);
out:
pr_info("Secure boot mode %s\n", enabled ? "enabled" : "disabled");
@@ -54,8 +56,10 @@ bool is_ppc_trustedboot_enabled(void)
if (enabled)
goto out;
- if (!of_property_read_u32(of_root, "ibm,trusted-boot", &trustedboot))
+ node = of_find_node_by_path("/");
+ if (!of_property_read_u32(node, "ibm,trusted-boot", &trustedboot))
enabled = (trustedboot > 0);
+ of_node_put(node);
out:
pr_info("Trusted boot mode %s\n", enabled ? "enabled" : "disabled");