Merge tag 'x86-vdso-2021-04-26' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 vdso update from Thomas Gleixner:
 "A single fix for the x86 VDSO build infrastructure to address a
  compiler warning on 32bit hosts due to a fprintf() modifier/argument
  mismatch."

* tag 'x86-vdso-2021-04-26' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/vdso: Use proper modifier for len's format specifier in extract()

arch/x86/entry/vdso/vdso2c.h

@@ -35,7 +35,7 @@ static void BITSFUNC(extract)(const unsigned char *data, size_t data_len,
 	if (offset + len > data_len)
 		fail("section to extract overruns input data");
 
-	fprintf(outfile, "static const unsigned char %s[%lu] = {", name, len);
+	fprintf(outfile, "static const unsigned char %s[%zu] = {", name, len);
 	BITSFUNC(copy)(outfile, data + offset, len);
 	fprintf(outfile, "\n};\n\n");
 }