vdso_fixup_features() cannot fail anymore and that's
the only function called by vdso_setup().

vdso_setup() has become trivial and can be removed.

Signed-off-by: Christophe Leroy <christophe.le...@csgroup.eu>
---
 arch/powerpc/kernel/vdso.c | 21 ++-------------------
 1 file changed, 2 insertions(+), 19 deletions(-)

diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index 0cb320b72923..14fbcc76a629 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -192,7 +192,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, 
int uses_interp)
        do_##type##_fixups((value), __start, __end);                            
        \
 } while (0)
 
-static int __init vdso_fixup_features(void)
+static void __init vdso_fixup_features(void)
 {
 #ifdef CONFIG_PPC64
        VDSO_DO_FIXUPS(feature, cur_cpu_spec->cpu_features, 64, ftr_fixup);
@@ -209,16 +209,6 @@ static int __init vdso_fixup_features(void)
 #endif /* CONFIG_PPC64 */
        VDSO_DO_FIXUPS(lwsync, cur_cpu_spec->cpu_features, 32, lwsync_fixup);
 #endif
-
-       return 0;
-}
-
-static __init int vdso_setup(void)
-{
-       if (vdso_fixup_features())
-               return -1;
-
-       return 0;
 }
 
 /*
@@ -313,14 +303,7 @@ static int __init vdso_init(void)
 
        vdso_setup_syscall_map();
 
-       /*
-        * Initialize the vDSO images in memory, that is do necessary
-        * fixups of vDSO symbols, locate trampolines, etc...
-        */
-       if (vdso_setup()) {
-               printk(KERN_ERR "vDSO setup failure, not enabled !\n");
-               return 0;
-       }
+       vdso_fixup_features();
 
        if (IS_ENABLED(CONFIG_VDSO32))
                vdso32_spec.pages = vdso_setup_pages(&vdso32_start, 
&vdso32_end);
-- 
2.25.0

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