diff options
Diffstat (limited to 'sql/rpl_utility.h')
| -rw-r--r-- | sql/rpl_utility.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sql/rpl_utility.h b/sql/rpl_utility.h index 8e2f4a7374f..1f4ca246ff1 100644 --- a/sql/rpl_utility.h +++ b/sql/rpl_utility.h @@ -294,12 +294,14 @@ namespace { } #endif +// NB. number of printed bit values is limited to sizeof(buf) - 1 #define DBUG_PRINT_BITSET(N,FRM,BS) \ do { \ char buf[256]; \ - for (uint i = 0 ; i < (BS)->n_bits ; ++i) \ + uint i; \ + for (i = 0 ; i < min(sizeof(buf) - 1, (BS)->n_bits) ; i++) \ buf[i] = bitmap_is_set((BS), i) ? '1' : '0'; \ - buf[(BS)->n_bits] = '\0'; \ + buf[i] = '\0'; \ DBUG_PRINT((N), ((FRM), buf)); \ } while (0) |