diff options
| author | Justus Winter <[email protected]> | 2017-03-30 13:44:35 +0000 |
|---|---|---|
| committer | Justus Winter <[email protected]> | 2017-03-30 14:13:43 +0000 |
| commit | 214fa9012296d796b78f1a3106d656639cf50aef (patch) | |
| tree | 76f95a831cbc57ede1cf7fea186450b7231f9666 /common/iobuf.c | |
| parent | gpg: Remove the use of the signature information from a KBX. (diff) | |
| download | gnupg-214fa9012296d796b78f1a3106d656639cf50aef.tar.gz gnupg-214fa9012296d796b78f1a3106d656639cf50aef.zip | |
common: Avoid undefined behavior.
* common/iobuf.c (iobuf_read_line): Do not consider 'length' if
'buffer' is NULL.
Signed-off-by: Justus Winter <[email protected]>
Diffstat (limited to 'common/iobuf.c')
| -rw-r--r-- | common/iobuf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/common/iobuf.c b/common/iobuf.c index db66a7f17..5a9fd7caf 100644 --- a/common/iobuf.c +++ b/common/iobuf.c @@ -2552,7 +2552,7 @@ iobuf_read_line (iobuf_t a, byte ** addr_of_buffer, NUL character in the buffer. This requires at least 2 bytes. We don't complicate the code by handling the stupid corner case, but simply assert that it can't happen. */ - assert (length >= 2 || maxlen >= 2); + assert (!buffer || length >= 2 || maxlen >= 2); if (!buffer || length <= 1) /* must allocate a new buffer */ |