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| author | Jeremy Allison <jra@samba.org> | 2000-02-09 14:45:22 +0000 |
|---|---|---|
| committer | Jeremy Allison <jra@samba.org> | 2000-02-09 14:45:22 +0000 |
| commit | 2768aecae653929d89d7cd402d953571fe51486e (patch) | |
| tree | 4df6388792aab1c27f6be26c5e7e7574d43116dc /source3/libsmb | |
| parent | 94d68eb8083926738506234163d210e3297b0cac (diff) | |
| download | samba-2768aecae653929d89d7cd402d953571fe51486e.tar.gz samba-2768aecae653929d89d7cd402d953571fe51486e.tar.bz2 samba-2768aecae653929d89d7cd402d953571fe51486e.zip | |
Defensive programming for cli_error().
Jeremy.
(This used to be commit 94ed74d5b09d6f28b47b2855c4e4a1dc5c2108d3)
Diffstat (limited to 'source3/libsmb')
| -rw-r--r-- | source3/libsmb/clientgen.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/source3/libsmb/clientgen.c b/source3/libsmb/clientgen.c index c510302301..b1d8f8aa73 100644 --- a/source3/libsmb/clientgen.c +++ b/source3/libsmb/clientgen.c @@ -2685,12 +2685,18 @@ void cli_shutdown(struct cli_state *cli) ****************************************************************************/ int cli_error(struct cli_state *cli, uint8 *eclass, uint32 *num, uint32 *nt_rpc_error) { - int flgs2 = SVAL(cli->inbuf,smb_flg2); + int flgs2; char rcls; int code; if (eclass) *eclass = 0; if (num ) *num = 0; + if (nt_rpc_error) *nt_rpc_error = 0; + + if(!cli || !cli->initialised || !cli->inbuf) + return EINVAL; + + flgs2 = SVAL(cli->inbuf,smb_flg2); if (nt_rpc_error) *nt_rpc_error = cli->nt_error; if (flgs2 & FLAGS2_32_BIT_ERROR_CODES) { |