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(size_trunc_len): fixed potential integer overflow if SI is used.

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Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
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Andrew Borodin 2011-09-23 11:20:36 +04:00 committed by Slava Zanko
parent 6dabcb5f55
commit 6273917e33
1 changed files with 2 additions and 1 deletions
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3
lib/util.c
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@ -431,7 +431,6 @@ size_trunc_len (char *buffer, unsigned int len, uintmax_t size, int units, gbool
static const char *const suffix[] = { "", "K", "M", "G", "T", "P", "E", "Z", "Y", NULL }; static const char *const suffix[] = { "", "K", "M", "G", "T", "P", "E", "Z", "Y", NULL };
static const char *const suffix_lc[] = { "", "k", "m", "g", "t", "p", "e", "z", "y", NULL }; static const char *const suffix_lc[] = { "", "k", "m", "g", "t", "p", "e", "z", "y", NULL };
int j = 0; int j = 0;
int size_remain;
if (len == 0) if (len == 0)
len = 9; len = 9;
@ -453,6 +452,8 @@ size_trunc_len (char *buffer, unsigned int len, uintmax_t size, int units, gbool
if (use_si) if (use_si)
for (j = 0; j < units; j++) for (j = 0; j < units; j++)
{ {
uintmax_t size_remain;
size_remain = ((size % 125) * 1024) / 1000; /* size mod 125, recalculated */ size_remain = ((size % 125) * 1024) / 1000; /* size mod 125, recalculated */
size = size / 125; /* 128/125 = 1024/1000 */ size = size / 125; /* 128/125 = 1024/1000 */
size = size * 128; /* This will convert size from multiple of 1024 to multiple of 1000 */ size = size * 128; /* This will convert size from multiple of 1024 to multiple of 1000 */