diff options
Diffstat (limited to 'archivers/libarchive/files/libarchive/archive_read_support_format_tar.c')
| -rw-r--r-- | archivers/libarchive/files/libarchive/archive_read_support_format_tar.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/archivers/libarchive/files/libarchive/archive_read_support_format_tar.c b/archivers/libarchive/files/libarchive/archive_read_support_format_tar.c index 679e4eeef19..9124592ae8a 100644 --- a/archivers/libarchive/files/libarchive/archive_read_support_format_tar.c +++ b/archivers/libarchive/files/libarchive/archive_read_support_format_tar.c @@ -24,7 +24,7 @@ */ #include "archive_platform.h" -__FBSDID("$FreeBSD: src/lib/libarchive/archive_read_support_format_tar.c,v 1.58 2007/07/12 15:00:28 cperciva Exp $"); +__FBSDID("$FreeBSD: src/lib/libarchive/archive_read_support_format_tar.c,v 1.60 2007/07/15 19:13:59 kientzle Exp $"); #ifdef HAVE_ERRNO_H #include <errno.h> @@ -895,8 +895,14 @@ read_body_to_string(struct archive_read *a, struct tar *tar, return (ARCHIVE_FATAL); } + /* Fail if we can't make our buffer big enough. */ + if (archive_string_ensure(as, size+1) == NULL) { + archive_set_error(&a->archive, ENOMEM, + "No memory"); + return (ARCHIVE_FATAL); + } + /* Read the body into the string. */ - archive_string_ensure(as, size+1); padded_size = (size + 511) & ~ 511; dest = as->s; while (padded_size > 0) { @@ -2020,7 +2026,11 @@ readline(struct archive_read *a, struct tar *tar, const char **start) } /* Otherwise, we need to accumulate in a line buffer. */ for (;;) { - archive_string_ensure(&tar->line, total_size + bytes_read); + if (archive_string_ensure(&tar->line, total_size + bytes_read) == NULL) { + archive_set_error(&a->archive, ENOMEM, + "Can't allocate working buffer"); + return (ARCHIVE_FATAL); + } memcpy(tar->line.s + total_size, t, bytes_read); (a->decompressor->consume)(a, bytes_read); total_size += bytes_read; |