--- a/service/src/util.c
+++ b/service/src/util.c
@@ -78,10 +78,9 @@ void
 freadstr(FILE *f, char **dst)
 {
 	size_t start, len, tmp;
-	char c;
 
 	start = ftell(f);
-	for (len = 0; (c = fgetc(f)) != EOF && c; len++);
+	for (len = 0; fgetc(f) > 0; len++);
 	fseek(f, start, SEEK_SET);
 
 	*dst = checkp(calloc(1, len + 1));