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Diffstat (limited to 'source3/winbindd/winbindd_pam.c')
-rw-r--r--source3/winbindd/winbindd_pam.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/source3/winbindd/winbindd_pam.c b/source3/winbindd/winbindd_pam.c
index a64cc5692c..48bb79bdcd 100644
--- a/source3/winbindd/winbindd_pam.c
+++ b/source3/winbindd/winbindd_pam.c
@@ -582,7 +582,9 @@ static NTSTATUS winbindd_raw_kerberos_login(TALLOC_CTX *mem_ctx,
parse_domain_user(user, name_domain, name_user);
realm = domain->alt_name;
- strupper_m(realm);
+ if (!strupper_m(realm)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
principal_s = talloc_asprintf(mem_ctx, "%s@%s", name_user, realm);
if (principal_s == NULL) {
@@ -938,7 +940,9 @@ static NTSTATUS winbindd_dual_pam_auth_cached(struct winbindd_domain *domain,
}
realm = domain->alt_name;
- strupper_m(realm);
+ if (!strupper_m(realm)) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
principal_s = talloc_asprintf(state->mem_ctx, "%s@%s", name_user, realm);
if (principal_s == NULL) {