shell: fix off by one in draw_progress()

7 years ago · 23b478e582
parent 635df8e06f
commit 23b478e582
1 changed files with 7 additions and 3 deletions
--- a/source/shell/progress.c
+++ b/source/shell/progress.c
@ -4,12 +4,16 @@

 void draw_progress(FILE *fp, unsigned long pos, unsigned long max)
 {
-	unsigned long head = (TERM_WIDTH - 2) * pos / max;
-	unsigned long i;
+	unsigned long head, i;
+
+	if (pos > max)
+		pos = max;
+
+	head = (TERM_WIDTH - 2) * pos / max;

 	fputc('[', fp);

-	for (i = 0; i <= head; ++i)
+	for (i = 0; i < head; ++i)
 		fputc('#', fp);

 	for (; i < (TERM_WIDTH - 2); ++i)