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-rw-r--r--usr/src/lib/smbsrv/libsmb/common/smb_domain.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/usr/src/lib/smbsrv/libsmb/common/smb_domain.c b/usr/src/lib/smbsrv/libsmb/common/smb_domain.c
index 5b4a15a08f..e1c5109871 100644
--- a/usr/src/lib/smbsrv/libsmb/common/smb_domain.c
+++ b/usr/src/lib/smbsrv/libsmb/common/smb_domain.c
@@ -144,7 +144,7 @@ smb_domain_add(smb_domain_type_t type, smb_domain_t *di)
{
uint32_t res;
- if ((di == NULL) || (di->di_sid == NULL))
+ if (di == NULL || di->di_sid[0] == '\0')
return (SMB_DOMAIN_INVALID_ARG);
if ((res = smb_dcache_lock(SMB_DCACHE_WRLOCK)) == SMB_DOMAIN_SUCCESS) {