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source4/libcli: Only set ctemp set on success

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If open fails ctemp.out.name probably won't be valid and strdup
will cause a segv.  Only set the path if open succeeds.

Signed-off-by: Sam Lang <sam.lang@inktank.com>
Reviewed-by: Volker Lendecke <Volker.Lendecke@SerNet.DE>
Reviewed-by: Jeremy Allison <jra@samba.org>

Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Wed Apr 24 23:58:44 CEST 2013 on sn-devel-104
This commit is contained in:
Sam Lang 2013-04-22 10:23:16 -05:00 committed by Jeremy Allison
parent 301a1f9192
commit 727c611fe3
1 changed files with 8 additions and 7 deletions
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11
source4/libcli/clifile.c
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@ -653,9 +653,10 @@ int smbcli_ctemp(struct smbcli_tree *tree, const char *path, char **tmp_path)
union smb_open open_parms;
TALLOC_CTX *mem_ctx;
NTSTATUS status;
int ret = -1;
mem_ctx = talloc_init("raw_open");
if (!mem_ctx) return -1;
if (!mem_ctx) return ret;
open_parms.openx.level = RAW_OPEN_CTEMP;
open_parms.ctemp.in.attrib = 0;
@ -663,12 +664,12 @@ int smbcli_ctemp(struct smbcli_tree *tree, const char *path, char **tmp_path)
open_parms.ctemp.in.write_time = 0;
status = smb_raw_open(tree, mem_ctx, &open_parms);
if (NT_STATUS_IS_OK(status)) {
if (tmp_path) {
*tmp_path = strdup(open_parms.ctemp.out.name);
}
ret = open_parms.ctemp.out.file.fnum;
}
talloc_free(mem_ctx);
if (NT_STATUS_IS_OK(status)) {
return open_parms.ctemp.out.file.fnum;
}
return -1;
return ret;
}