writeblobhtml: minor style fix

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

diff --git a/stagit.c b/stagit.c
index ca70214706f6cf1c65da3900154da07a222898cb..23901c8937d15e672de8cda8efe18cb9148d623c 100644 (file)
--- 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);