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| author | Joerg Sonnenberger <joerg.sonnenberger@gmail.com> | 2008-07-25 20:42:01 -0400 |
|---|---|---|
| committer | Joerg Sonnenberger <joerg.sonnenberger@gmail.com> | 2008-07-25 20:42:01 -0400 |
| commit | 79a91ee3c447db0b7fe6f9d59f588dc25ff6bd01 (patch) | |
| tree | 7975004b2770367ef070262093e5b9c1c2bb566c /libarchive/archive_write_set_format_shar.c | |
| parent | 87db6efc059e4b2703f82d9d39dcf926d06e4fe4 (diff) | |
| download | libarchive-79a91ee3c447db0b7fe6f9d59f588dc25ff6bd01.tar.gz | |
Avoid NULL dereference when destroy functions are called more
than once.
SVN-Revision: 162
Diffstat (limited to 'libarchive/archive_write_set_format_shar.c')
| -rw-r--r-- | libarchive/archive_write_set_format_shar.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libarchive/archive_write_set_format_shar.c b/libarchive/archive_write_set_format_shar.c index b5d16e09..a6eaebff 100644 --- a/libarchive/archive_write_set_format_shar.c +++ b/libarchive/archive_write_set_format_shar.c @@ -549,6 +549,8 @@ archive_write_shar_destroy(struct archive_write *a) struct shar *shar; shar = (struct shar *)a->format_data; + if (shar == NULL) + return (ARCHIVE_OK); if (shar->entry != NULL) archive_entry_free(shar->entry); if (shar->last_dir != NULL) |