MINOR: buffer: make bo_putchar() use b_tail()

It's possible because we can't call bo_putchar() with i != 0.

diff --git a/include/common/buffer.h b/include/common/buffer.h
index a05d58d..976ea02 100644 (file)
--- a/include/common/buffer.h
+++ b/include/common/buffer.h
@@ -205,7 +205,7 @@ static inline void bo_putchr(struct buffer *b, char c)
 {
        if (b_data(b) == b->size)
                return;
-       *b->p = c;
+       *b_tail(b) = c;
        b->p = b_peek(b, b->o + 1);
        b->o++;
 }