dump.c: Align to_hex to at least 2 chars

This is to have nice aligned output when outputting byte arrays for
example.

1 files changed, 3 insertions, 6 deletions

diff --git a/src/dump.c b/src/dump.c
index 8634b72..ef83b34 100644
--- a/src/dump.c
+++ b/src/dump.c
@@ -31,20 +31,17 @@ to_hex(const uint8_t *buf, const size_t buf_sz, char *out, const size_t out_sz,
          const uint8_t hi = (buf[idx] >> (4 * (c + 1))) & nbs;
          const uint8_t lo = (buf[idx] >> (8 * c)) & nbs;
 
-         if (w || hi) {
+         if (w || hi || lo) {
             out[w++] = nibble[hi];
-            last_non_zero = (hi ? w : last_non_zero);
-         }
-
-         if (w || lo) {
             out[w++] = nibble[lo];
-            last_non_zero = (lo ? w : last_non_zero);
+            last_non_zero = (hi || lo ? w : last_non_zero);
          }
       }
    }
 
    if (!w) {
       out[w++] = nibble[0];
+      out[w++] = nibble[0];
    } else {
       w = last_non_zero;
    }