| From fa7438a0ff4033e4741c807394a9af6207940d71 Mon Sep 17 00:00:00 2001 |
| From: Joerg Sonnenberger <joerg@bec.de> |
| Date: Tue, 5 Sep 2017 18:12:19 +0200 |
| Subject: [PATCH] Do something sensible for empty strings to make fuzzers |
| happy. |
| |
| Signed-off-by: Baruch Siach <baruch@tkos.co.il> |
| --- |
| Upstream status: commit fa7438a0ff |
| |
| libarchive/archive_read_support_format_xar.c | 8 +++++++- |
| 1 file changed, 7 insertions(+), 1 deletion(-) |
| |
| diff --git a/libarchive/archive_read_support_format_xar.c b/libarchive/archive_read_support_format_xar.c |
| index 7a22beb9d8e4..93eeacc5e6eb 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') |
| -- |
| 2.14.1 |
| |