diff options
author | Neels Hofmeyr <neels@hofmeyr.de> | 2019-05-09 13:28:26 +0200 |
---|---|---|
committer | Harald Welte <laforge@gnumonks.org> | 2019-05-10 07:04:50 +0000 |
commit | 911e5979ed0df220d30fe7f0a2270da605665d24 (patch) | |
tree | 27f30eb0fae18b4415551911c249ee5a8f686607 | |
parent | 4deb8c9ea067c857cccbc68fbe586edfd15de016 (diff) |
make msc_a_vsub() and others NULL-safe
Fixes: coverity CID 198451
Change-Id: Icd146ae512236a09cad080ed3eb85944e8f5cee4
-rw-r--r-- | src/libmsc/msc_a.c | 6 | ||||
-rw-r--r-- | src/libmsc/msc_i.c | 2 | ||||
-rw-r--r-- | src/libmsc/msc_t.c | 2 |
3 files changed, 10 insertions, 0 deletions
diff --git a/src/libmsc/msc_a.c b/src/libmsc/msc_a.c index 675f93202..5baed5458 100644 --- a/src/libmsc/msc_a.c +++ b/src/libmsc/msc_a.c @@ -73,16 +73,22 @@ struct gsm_network *msc_a_net(const struct msc_a *msc_a) struct vlr_subscr *msc_a_vsub(const struct msc_a *msc_a) { + if (!msc_a) + return NULL; return msub_vsub(msc_a->c.msub); } struct msc_i *msc_a_msc_i(const struct msc_a *msc_a) { + if (!msc_a) + return NULL; return msub_msc_i(msc_a->c.msub); } struct msc_t *msc_a_msc_t(const struct msc_a *msc_a) { + if (!msc_a) + return NULL; return msub_msc_t(msc_a->c.msub); } diff --git a/src/libmsc/msc_i.c b/src/libmsc/msc_i.c index 6badba668..05df9cb5d 100644 --- a/src/libmsc/msc_i.c +++ b/src/libmsc/msc_i.c @@ -332,6 +332,8 @@ struct gsm_network *msc_i_net(const struct msc_i *msc_i) struct vlr_subscr *msc_i_vsub(const struct msc_i *msc_i) { + if (!msc_i) + return NULL; return msub_vsub(msc_i->c.msub); } diff --git a/src/libmsc/msc_t.c b/src/libmsc/msc_t.c index ec5531fc2..c6bba471f 100644 --- a/src/libmsc/msc_t.c +++ b/src/libmsc/msc_t.c @@ -902,6 +902,8 @@ struct gsm_network *msc_t_net(const struct msc_t *msc_t) struct vlr_subscr *msc_t_vsub(const struct msc_t *msc_t) { + if (!msc_t) + return NULL; return msub_vsub(msc_t->c.msub); } |