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| author | Joerg Sonnenberger <joerg@bec.de> | 2017-09-05 18:12:19 +0200 |
|---|---|---|
| committer | Joerg Sonnenberger <joerg@bec.de> | 2017-09-05 18:12:19 +0200 |
| commit | fa7438a0ff4033e4741c807394a9af6207940d71 (patch) | |
| tree | e8edd95a9d5bc62437fd541ce3322451ccb967c3 /libarchive/archive_read_support_format_xar.c | |
| parent | 25d20ec908a53a27a207310a874ee43d71bc916e (diff) | |
| download | libarchive-fa7438a0ff4033e4741c807394a9af6207940d71.tar.gz | |
Do something sensible for empty strings to make fuzzers happy.
Diffstat (limited to 'libarchive/archive_read_support_format_xar.c')
| -rw-r--r-- | libarchive/archive_read_support_format_xar.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/libarchive/archive_read_support_format_xar.c b/libarchive/archive_read_support_format_xar.c index 7a22beb9..93eeacc5 100644 --- a/libarchive/archive_read_support_format_xar.c +++ b/libarchive/archive_read_support_format_xar.c @@ -1040,6 +1040,9 @@ atol10(const char *p, size_t char_cnt) uint64_t l; int digit; + if (char_cnt == 0) + return (0); + l = 0; digit = *p - '0'; while (digit >= 0 && digit < 10 && char_cnt-- > 0) { @@ -1054,7 +1057,10 @@ atol8(const char *p, size_t char_cnt) { int64_t l; int digit; - + + if (char_cnt == 0) + return (0); + l = 0; while (char_cnt-- > 0) { if (*p >= '0' && *p <= '7') |