From: Jaroslav Kysela <perex@perex.cz>
Date: Sat, 7 May 2016 22:22:57 +0000 (+0200)
Subject: SAT>IP: fix another enumm NULL pointer dereference (doc)
X-Git-Tag: v4.2.1~549
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=693b811146c64645f88ad7ac5581181d40be9cc4;p=thirdparty%2Ftvheadend.git

SAT>IP: fix another enumm NULL pointer dereference (doc)
---

diff --git a/src/input/mpegts/satip/satip_frontend.c b/src/input/mpegts/satip/satip_frontend.c
index 35f716531..073e46915 100644
--- a/src/input/mpegts/satip/satip_frontend.c
+++ b/src/input/mpegts/satip/satip_frontend.c
@@ -300,9 +300,11 @@ static htsmsg_t *
 satip_frontend_dvbs_class_master_enum( void * self, const char *lang )
 {
   satip_frontend_t *lfe = self, *lfe2;
-  satip_device_t *sd = lfe->sf_device;
   htsmsg_t *m = htsmsg_create_list();
   htsmsg_add_str(m, NULL, N_("This tuner"));
+  if (lfe == NULL)
+    return m;
+  satip_device_t *sd = lfe->sf_device;
   TAILQ_FOREACH(lfe2, &sd->sd_frontends, sf_link)
     if (lfe2 != lfe && lfe2->sf_type == lfe->sf_type)
       htsmsg_add_str(m, NULL, lfe2->mi_name);