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NULL a couple of members after freeing them in ssh_free(). In particular,

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should stop ssh_do_close() accessing freed ssh->channels when invoked later
from ssh_free(). Spotted by Fred Sauer.

(Perhaps this is the cause of the crashes people have been reporting on
abnormal closures such as `Software caused connection abort'? I've not been
able to test this.)

[originally from svn r4946]
This commit is contained in:
Jacob Nevins 2004-12-02 13:37:28 +00:00
parent 3d3273337c
commit d46ebde528
1 changed files with 2 additions and 0 deletions
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2
ssh.c
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@ -7235,12 +7235,14 @@ static void ssh_free(void *handle)
sfree(c); sfree(c);
} }
freetree234(ssh->channels); freetree234(ssh->channels);
ssh->channels = NULL;
} }
if (ssh->rportfwds) { if (ssh->rportfwds) {
while ((pf = delpos234(ssh->rportfwds, 0)) != NULL) while ((pf = delpos234(ssh->rportfwds, 0)) != NULL)
sfree(pf); sfree(pf);
freetree234(ssh->rportfwds); freetree234(ssh->rportfwds);
ssh->rportfwds = NULL;
} }
sfree(ssh->deferred_send_data); sfree(ssh->deferred_send_data);
if (ssh->x11auth) if (ssh->x11auth)