0afdfdf64
Denis Vlasenko
2007-09-28
Subject
hdparm: paranoia-induced fix against theoretical div-by-0 case
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miscutils/hdparm.c+2 -2
| @@ -1378,8 +1378,8 @@ static void print_timing(unsigned m, unsigned elapsed_us) | |
| printf("%5u MB in %u.%02u seconds = %u kB/s\n", | |
| m, sec, hs, | |
| - | /* + 1 prevents div-by-0 */ |
| - | (unsigned) ((unsigned long long)m * (1024 * 1000000) / (elapsed_us + 1)) |
| + | /* "| 1" prevents div-by-0 */ |
| + | (unsigned) ((unsigned long long)m * (1024 * 1000000) / (elapsed_us | 1)) |
| // ~= (m * 1024) / (elapsed_us / 1000000) | |
| // = kb / elapsed_sec | |
| ); | |