Fix IP_MTU_DISCOVER typo

[openssl.git] / crypto / bio / bss_dgram.c

diff --git a/crypto/bio/bss_dgram.c b/crypto/bio/bss_dgram.c
index 53d8136d6461d27b7775b35f711a6e7e59e3ac6d..7cd57bf5e479e8658084d2ec282480a0c05a43e4 100644 (file)
--- a/crypto/bio/bss_dgram.c
+++ b/crypto/bio/bss_dgram.c
@@ -60,7 +60,7 @@
 #include <stdio.h>
 #include <errno.h>
 #define USE_SOCKETS
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
 
 #include <openssl/bio.h>
 #ifndef OPENSSL_NO_DGRAM
@@ -305,16 +305,17 @@ static void dgram_adjust_rcv_timeout(BIO *b)
 
         /* Calculate time left until timer expires */
         memcpy(&timeleft, &(data->next_timeout), sizeof(struct timeval));
-        timeleft.tv_sec -= timenow.tv_sec;
-        timeleft.tv_usec -= timenow.tv_usec;
-        if (timeleft.tv_usec < 0) {
+        if (timeleft.tv_usec < timenow.tv_usec) {
+            timeleft.tv_usec = 1000000 - timenow.tv_usec + timeleft.tv_usec;
             timeleft.tv_sec--;
-            timeleft.tv_usec += 1000000;
+        } else {
+            timeleft.tv_usec -= timenow.tv_usec;
         }
-
-        if (timeleft.tv_sec < 0) {
+        if (timeleft.tv_sec < timenow.tv_sec) {
             timeleft.tv_sec = 0;
             timeleft.tv_usec = 1;
+        } else {
+            timeleft.tv_sec -= timenow.tv_sec;
         }
 
         /*
@@ -881,7 +882,7 @@ static long dgram_ctrl(BIO *b, int cmd, long num, void *ptr)
                 perror("setsockopt");
                 ret = -1;
             }
-# elif defined(OPENSSL_SYS_LINUX) && defined(IP_MTUDISCOVER)
+# elif defined(OPENSSL_SYS_LINUX) && defined(IP_MTU_DISCOVER)
             if ((sockopt_val = num ? IP_PMTUDISC_PROBE : IP_PMTUDISC_DONT),
                 (ret = setsockopt(b->num, IPPROTO_IP, IP_MTU_DISCOVER,
                                   &sockopt_val, sizeof(sockopt_val))) < 0) {
@@ -1406,7 +1407,7 @@ static int dgram_sctp_write(BIO *b, const char *in, int inl)
     if (data->save_shutdown && !BIO_dgram_sctp_wait_for_dry(b)) {
         char *tmp;
         data->saved_message.bio = b;
-        if (!(tmp = OPENSSL_malloc(inl))) {
+        if ((tmp = OPENSSL_malloc(inl)) == NULL) {
             BIOerr(BIO_F_DGRAM_SCTP_WRITE, ERR_R_MALLOC_FAILURE);
             return -1;
         }