From: Christophe Leroy Date: Mon, 9 May 2022 05:36:15 +0000 (+0200) Subject: powerpc/ftrace: Use size macro instead of opencoding X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c8deb28095f9cd2ee2f4d16e948c9e816a22811b;p=linux.git powerpc/ftrace: Use size macro instead of opencoding 0x80000000 is SZ_2G. Use it. Signed-off-by: Christophe Leroy [mpe: Fix comparison against unsigned -SZ_2G] Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/bb6626e884acffe87b58736291df57db3deaa9b9.1652074503.git.christophe.leroy@csgroup.eu --- diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c index ac3f97dd17294..eab86d8173737 100644 --- a/arch/powerpc/kernel/trace/ftrace.c +++ b/arch/powerpc/kernel/trace/ftrace.c @@ -741,7 +741,7 @@ int __init ftrace_dyn_arch_init(void) #endif long reladdr = addr - kernel_toc_addr(); - if (reladdr > 0x7FFFFFFF || reladdr < -(0x80000000L)) { + if (reladdr >= SZ_2G || reladdr < -(long)SZ_2G) { pr_err("Address of %ps out of range of kernel_toc.\n", (void *)addr); return -1;