Use stringify in format string for HASH_PER_LINE.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
---
 lib/show_progress.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/show_progress.c b/lib/show_progress.c
index d958a44..a43b4c9 100644
--- a/lib/show_progress.c
+++ b/lib/show_progress.c

@@ -20,6 +20,7 @@
 #include <common.h>
 #include <progress.h>
 #include <asm-generic/div64.h>
+#include <linux/stringify.h>
 
 #define HASHES_PER_LINE	65
 

@@ -56,7 +57,9 @@ void init_progression_bar(int max)
 	progress_max = max;
 	spin = 0;
 	if (progress_max)
-		printf("\t[%65s]\r\t[", "");
+		printf("\t[%"
+				__stringify(HASHES_PER_LINE)
+				"s]\r\t[", "");