x86/microcode/intel: Rename update_match_revision()

... to revision_is_newer() and push it up into the header and make it an
inline function.
Signed-off-by: Borislav Petkov <bp@suse.de>

arch/x86/include/asm/microcode_intel.h

@@ -60,8 +60,12 @@ extern int
 get_matching_microcode(unsigned int csig, int cpf, void *mc, int rev);
 extern int microcode_sanity_check(void *mc, int print_err);
 extern int get_matching_sig(unsigned int csig, int cpf, void *mc, int rev);
-extern int
-update_match_revision(struct microcode_header_intel *mc_header, int rev);
+
+static inline int
+revision_is_newer(struct microcode_header_intel *mc_header, int rev)
+{
+	return (mc_header->rev <= rev) ? 0 : 1;
+}
 
 #ifdef CONFIG_MICROCODE_INTEL_EARLY
 extern void __init load_ucode_intel_bsp(void);

arch/x86/kernel/cpu/microcode/intel_early.c

@@ -285,7 +285,7 @@ static unsigned int _save_mc(struct microcode_intel **mc_saved,
 
 		found = 1;
 
-		if (!update_match_revision(mc_hdr, new_rev))
+		if (!revision_is_newer(mc_hdr, new_rev))
 			continue;
 
 		/*

arch/x86/kernel/cpu/microcode/intel_lib.c

@@ -38,12 +38,6 @@ update_match_cpu(unsigned int csig, unsigned int cpf,
 	return (!sigmatch(sig, csig, pf, cpf)) ? 0 : 1;
 }
 
-int
-update_match_revision(struct microcode_header_intel *mc_header, int rev)
-{
-	return (mc_header->rev <= rev) ? 0 : 1;
-}
-
 int microcode_sanity_check(void *mc, int print_err)
 {
 	unsigned long total_size, data_size, ext_table_size;
@@ -166,7 +160,7 @@ int get_matching_microcode(unsigned int csig, int cpf, void *mc, int rev)
 {
 	struct microcode_header_intel *mc_header = mc;
 
-	if (!update_match_revision(mc_header, rev))
+	if (!revision_is_newer(mc_header, rev))
 		return 0;
 
 	return get_matching_sig(csig, cpf, mc, rev);