isisd: null check (Coverity 1424529)

Signed-off-by: F. Aragon <paco@voltanet.io>

diff --git a/isisd/isis_lsp.c b/isisd/isis_lsp.c
index bba86d4c1ff07b4375860fe3943d6927835e6a97..4dcde0cba6e211ceef4b552d03ac290231f8ca7c 100644 (file)
--- a/isisd/isis_lsp.c
+++ b/isisd/isis_lsp.c
@@ -1052,6 +1052,7 @@ static void lsp_build(struct isis_lsp *lsp, struct isis_area *area)
                                        uint8_t subtlv_len;
 
                                        if (IS_MPLS_TE(isisMplsTE)
+                                           && circuit->interface != NULL
                                            && HAS_LINK_PARAMS(
                                                       circuit->interface))
                                                /* Update Local and Remote IP