[prefix] Fix missing underscore in libprefix

Signed-off-by: Michael Brown <mcb30@ipxe.org>

diff --git a/src/arch/i386/prefix/libprefix.S b/src/arch/i386/prefix/libprefix.S
index fcf69bd3ebe77d50b883f6d9b2d8d10944b331c8..0962debbe792c7609387ce7026f8856493040b2d 100644 (file)
--- a/src/arch/i386/prefix/libprefix.S
+++ b/src/arch/i386/prefix/libprefix.S
@@ -49,7 +49,7 @@ FILE_LICENCE ( GPL2_OR_LATER )
        .section ".prefix.data", "aw", @progbits
 progress_\@:
        .asciz  "\message"
-       .size   progress_\@, . - progress\@
+       .size   progress_\@, . - progress_\@
        .previous
        .endm
 #endif