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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 | 94ed74d5b09d6f28b47b2855c4e4a1dc5c2108d3 (patch) | |
| tree | d8f6a9e74b2ab148de984ebd6a6ac691f43f2e24 /source/libsmb/clientgen.c | |
| parent | 3609e835d4f938190f43b958403978c892b4bc9b (diff) | |
| download | samba-94ed74d5b09d6f28b47b2855c4e4a1dc5c2108d3.tar.gz samba-94ed74d5b09d6f28b47b2855c4e4a1dc5c2108d3.tar.xz samba-94ed74d5b09d6f28b47b2855c4e4a1dc5c2108d3.zip | |
Defensive programming for cli_error().
Jeremy.
Diffstat (limited to 'source/libsmb/clientgen.c')
| -rw-r--r-- | source/libsmb/clientgen.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/source/libsmb/clientgen.c b/source/libsmb/clientgen.c index c510302301a..b1d8f8aa73f 100644 --- a/source/libsmb/clientgen.c +++ b/source/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) { |