Replace `if (p) free(p)' with `mh_xfree(p)'.

[nmh] / sbr / netsec.c

diff --git a/sbr/netsec.c b/sbr/netsec.c
index 990b2318a70d389e8889973401f5f66eaddce9be..c07371ac6b9c7ee97593f776b0f916465d39e6e5 100644 (file)
--- a/sbr/netsec.c
+++ b/sbr/netsec.c
@@ -188,27 +188,19 @@ netsec_init(void)
 void
 netsec_shutdown(netsec_context *nsc, int closeflag)
 {
 void
 netsec_shutdown(netsec_context *nsc, int closeflag)
 {

-    if (nsc->ns_userid)
-       free(nsc->ns_userid);
-    if (nsc->ns_inbuffer)
-       free(nsc->ns_inbuffer);
-    if (nsc->ns_outbuffer)
-       free(nsc->ns_outbuffer);
-    if (nsc->sasl_mech)
-       free(nsc->sasl_mech);
-    if (nsc->sasl_chosen_mech)
-       free(nsc->sasl_chosen_mech);
+    mh_xfree(nsc->ns_userid);
+    mh_xfree(nsc->ns_inbuffer);
+    mh_xfree(nsc->ns_outbuffer);
+    mh_xfree(nsc->sasl_mech);
+    mh_xfree(nsc->sasl_chosen_mech);

 #ifdef OAUTH_SERVICE
 #ifdef OAUTH_SERVICE

-    if (nsc->oauth_service)
-       free(nsc->oauth_service);
+    mh_xfree(nsc->oauth_service);

 #endif /* OAUTH_SERVICE */
 #ifdef CYRUS_SASL
     if (nsc->sasl_conn)
        sasl_dispose(&nsc->sasl_conn);
 #endif /* OAUTH_SERVICE */
 #ifdef CYRUS_SASL
     if (nsc->sasl_conn)
        sasl_dispose(&nsc->sasl_conn);

-    if (nsc->sasl_hostname)
-       free(nsc->sasl_hostname);
-    if (nsc->sasl_cbs)
-       free(nsc->sasl_cbs);
+    mh_xfree(nsc->sasl_hostname);
+    mh_xfree(nsc->sasl_cbs);

     if (nsc->sasl_creds)
        nmh_credentials_free(nsc->sasl_creds);
     if (nsc->sasl_secret) {
     if (nsc->sasl_creds)
        nmh_credentials_free(nsc->sasl_creds);
     if (nsc->sasl_secret) {


@@ -217,8 +209,7 @@ netsec_shutdown(netsec_context *nsc, int closeflag)
        }
        free(nsc->sasl_secret);
     }
        }
        free(nsc->sasl_secret);
     }

-    if (nsc->sasl_tmpbuf)
-       free(nsc->sasl_tmpbuf);
+    mh_xfree(nsc->sasl_tmpbuf);

 #endif /* CYRUS_SASL */
 #ifdef TLS_SUPPORT
     if (nsc->ssl_io)
 #endif /* CYRUS_SASL */
 #ifdef TLS_SUPPORT
     if (nsc->ssl_io)


@@ -627,7 +618,8 @@ retry:
            if (nsc->ns_snoop)
                ERR_print_errors_fp(stderr);
            return NOTOK;
            if (nsc->ns_snoop)
                ERR_print_errors_fp(stderr);
            return NOTOK;

-       } else if (rc < 0) {
+       }
+        if (rc < 0) {

            /* Definitely an error */
            netsec_err(errstr, "Read on TLS connection failed: %s",
                       ERR_error_string(ERR_get_error(), NULL));
            /* Definitely an error */
            netsec_err(errstr, "Read on TLS connection failed: %s",
                       ERR_error_string(ERR_get_error(), NULL));


@@ -826,19 +818,18 @@ retry:
                       "%d bytes, but our buffer size was only %d bytes",
                       rc, nsc->ns_outbufsize);
            return NOTOK;
                       "%d bytes, but our buffer size was only %d bytes",
                       rc, nsc->ns_outbufsize);
            return NOTOK;

-       } else {
-           /*
-            * Generate a flush (which may be inefficient, but hopefully
-            * it isn't) and then try again.
-            */
-           if (netsec_flush(nsc, errstr) != OK)
-               return NOTOK;
-           /*
-            * After this, outbuffer should == outptr, so we shouldn't
-            * hit this next time around.
-            */
-           goto retry;

        }
        }

+        /*
+         * Generate a flush (which may be inefficient, but hopefully
+         * it isn't) and then try again.
+         */
+        if (netsec_flush(nsc, errstr) != OK)
+            return NOTOK;
+        /*
+         * After this, outbuffer should == outptr, so we shouldn't
+         * hit this next time around.
+         */
+        goto retry;

     }
 
     if (nsc->ns_snoop) {
     }
 
     if (nsc->ns_snoop) {


@@ -1023,7 +1014,7 @@ netsec_set_sasl_params(netsec_context *nsc, const char *hostname,
        nsc->sasl_mech = mh_xstrdup(mechanism);
 
        for (p = nsc->sasl_mech; *p; p++)
        nsc->sasl_mech = mh_xstrdup(mechanism);
 
        for (p = nsc->sasl_mech; *p; p++)

-           if (isascii((unsigned char) *p))    /* Just in case */
+           if (isascii((unsigned char) *p)) /* Leave non-ASCII lower alone. */

                *p = toupper((unsigned char) *p);
     }
 
                *p = toupper((unsigned char) *p);
     }
 


@@ -1277,8 +1268,7 @@ netsec_negotiate_sasl(netsec_context *nsc, const char *mechlist, char **errstr)
        rc = sasl_client_step(nsc->sasl_conn, (char *) outbuf, outbuflen, NULL,
                              (const char **) &saslbuf, &saslbuflen);
 
        rc = sasl_client_step(nsc->sasl_conn, (char *) outbuf, outbuflen, NULL,
                              (const char **) &saslbuf, &saslbuflen);
 

-       if (outbuf)
-           free(outbuf);
+        mh_xfree(outbuf);

 
        if (rc != SASL_OK && rc != SASL_CONTINUE) {
            netsec_err(errstr, "SASL client negotiation failed: %s",
 
        if (rc != SASL_OK && rc != SASL_CONTINUE) {
            netsec_err(errstr, "SASL client negotiation failed: %s",


@@ -1534,13 +1524,12 @@ netsec_set_tls(netsec_context *nsc, int tls, char **errstr)
        BIO_set_ssl(ssl_bio, ssl, BIO_CLOSE);
        nsc->ssl_io = ssl_bio;
 
        BIO_set_ssl(ssl_bio, ssl, BIO_CLOSE);
        nsc->ssl_io = ssl_bio;
 

-       return OK;
-    } else {
-       BIO_free_all(nsc->ssl_io);
-       nsc->ssl_io = NULL;
-

        return OK;
     }
        return OK;
     }

+    BIO_free_all(nsc->ssl_io);
+    nsc->ssl_io = NULL;
+
+    return OK;

 #else /* TLS_SUPPORT */
        netsec_err(errstr, "TLS is not supported");
 
 #else /* TLS_SUPPORT */
        netsec_err(errstr, "TLS is not supported");