From: Nathan Lynch Date: Thu, 8 Apr 2021 14:06:29 +0000 (-0500) Subject: powerpc/rtas: move syscall filter setup into separate function X-Git-Tag: v5.13-rc1~90^2~107 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=0649cdc8237943c15fc977e96033dc8ae28cc2bd;p=tomoyo%2Ftomoyo-test1.git powerpc/rtas: move syscall filter setup into separate function Reduce conditionally compiled sections within rtas_initialize() by moving the filter table initialization into its own function already guarded by CONFIG_PPC_RTAS_FILTER. No behavior change intended. Signed-off-by: Nathan Lynch Reviewed-by: Alexey Kardashevskiy Acked-by: Andrew Donnellan Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20210408140630.205502-5-nathanl@linux.ibm.com --- diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c index 60fcf7f7b0b8..24dc7bc463a8 100644 --- a/arch/powerpc/kernel/rtas.c +++ b/arch/powerpc/kernel/rtas.c @@ -1051,6 +1051,14 @@ err: return true; } +static void __init rtas_syscall_filter_init(void) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(rtas_filters); i++) + rtas_filters[i].token = rtas_token(rtas_filters[i].name); +} + #else static bool block_rtas_call(int token, int nargs, @@ -1059,6 +1067,10 @@ static bool block_rtas_call(int token, int nargs, return false; } +static void __init rtas_syscall_filter_init(void) +{ +} + #endif /* CONFIG_PPC_RTAS_FILTER */ /* We assume to be passed big endian arguments */ @@ -1162,9 +1174,6 @@ void __init rtas_initialize(void) unsigned long rtas_region = RTAS_INSTANTIATE_MAX; u32 base, size, entry; int no_base, no_size, no_entry; -#ifdef CONFIG_PPC_RTAS_FILTER - int i; -#endif /* Get RTAS dev node and fill up our "rtas" structure with infos * about it. @@ -1203,11 +1212,7 @@ void __init rtas_initialize(void) rtas_last_error_token = rtas_token("rtas-last-error"); #endif -#ifdef CONFIG_PPC_RTAS_FILTER - for (i = 0; i < ARRAY_SIZE(rtas_filters); i++) { - rtas_filters[i].token = rtas_token(rtas_filters[i].name); - } -#endif + rtas_syscall_filter_init(); } int __init early_init_dt_scan_rtas(unsigned long node,