ssl-verify: add a bit of run-time checksHEADmaster

Even if they are not public functions, those conditions can be reached
in a invalid state.

1 files changed, 5 insertions, 0 deletions

diff --git a/common/ssl_verify.c b/common/ssl_verify.c
index 2f34c00..3667b2e 100644
--- a/common/ssl_verify.c
+++ b/common/ssl_verify.c
@@ -166,6 +166,8 @@ static int verify_hostname(X509* cert, const char *hostname)
     int cn_match = 0;
     X509_NAME* subject;
 
+    spice_return_val_if_fail(hostname != NULL, 0);
+
     if (!cert) {
         spice_debug("warning: no cert!");
         return 0;
@@ -270,6 +272,9 @@ static X509_NAME* subject_to_x509_name(const char *subject, int *nentries)
         VALUE
     } state;
 
+    spice_return_val_if_fail(subject != NULL, NULL);
+    spice_return_val_if_fail(nentries != NULL, NULL);
+
     key = (char*)alloca(strlen(subject));
     val = (char*)alloca(strlen(subject));
     in_subject = X509_NAME_new();