Fix FILE resource leaks in uip/distsbr.c
authorDmitry Bogatov <KAction@gnu.org>
Sat, 27 Aug 2016 08:37:28 +0000 (11:37 +0300)
committerPhilipp Takacs <philipp@bureaucracy.de>
Sat, 27 Aug 2016 20:39:55 +0000 (22:39 +0200)
uip/distsbr.c

index 058875c..2662c02 100644 (file)
@@ -35,20 +35,23 @@ distout(char *drft, char *msgnam, char *backup)
                advise(backup, "unable to rename %s to",drft);
                return NOTOK;
        }
+
+       if (ready_msg(msgnam) != OK) {
+               return NOTOK;
+       }
+
        if (!(ifp = fopen(backup, "r"))) {
                advise(backup, "unable to read");
                return NOTOK;
        }
 
        if (!(ofp = fopen(drft, "w"))) {
+               fclose(ifp);
                advise(drft, "unable to create temporary file");
                return NOTOK;
        }
        chmod(drft, m_gmprot());
 
-       if (ready_msg(msgnam) != OK) {
-               return NOTOK;
-       }
        lseek(hdrfd, (off_t) 0, SEEK_SET); /* msgnam not accurate */
        cpydata(hdrfd, fileno(ofp), msgnam, drft);
 
@@ -144,12 +147,14 @@ ready_msg(char *msgnam)
 
        cp = m_mktemp2(NULL, "dist", &hdrfd, NULL);
        if (!cp) {
+               fclose(ifp);
                advise("distsbr", "unable to create temporary file");
                return NOTOK;
        }
        fchmod(hdrfd, 0600);
        strncpy(tmpfil, cp, sizeof(tmpfil));
        if ((out = dup(hdrfd)) == NOTOK || !(ofp = fdopen(out, "w"))) {
+               fclose(ifp);
                advise(NULL, "no file descriptors -- you lose big");
                return NOTOK;
        }