writeblobhtml: minor style fix - stagit

commit 8e4eb29210cfefd01ce797e1818df86b3fe2dce6
parent 394d90b7bb878b54173a08bfe31402ddd29a2a54
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Mon, 17 Apr 2017 16:16:33 +0200

writeblobhtml: minor style fix

using len instead of the loop 'i' is slightly more clear

Diffstat:
M stagit.c  | 2 +-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/stagit.c b/stagit.c
@@ -395,7 +395,7 @@ writeblobhtml(FILE *fp, const git_blob *blob)
             prev = i + 1;
         }
         /* trailing data */
-        if ((i - prev) > 0) {
+        if ((len - prev) > 0) {
             n++;
             fprintf(fp, nfmt, n, n, n);
             xmlencode(fp, &s[prev], len - prev);