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zebra_mpls. Set best lsp nhlfe to null on deletion

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When a nhlfe was deleted and it happened to be the best,
lsp->best_nhlfe was not updated causing lsp_process() to see
an inexistent nhlfe.
Fix: set lsp->best_nhlfe to null on deletion.
This commit is contained in:
Fredi Raspall 2016-11-30 19:15:07 +01:00 committed by Renato Westphal
parent 6ba069f3ba
commit bb49a12161
1 changed files with 3 additions and 0 deletions
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3
zebra/zebra_mpls.c
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@ -751,6 +751,9 @@ nhlfe_del (zebra_nhlfe_t *nhlfe)
else else
lsp->nhlfe_list = nhlfe->next; lsp->nhlfe_list = nhlfe->next;
if (nhlfe == lsp->best_nhlfe)
lsp->best_nhlfe = NULL;
XFREE (MTYPE_NHLFE, nhlfe); XFREE (MTYPE_NHLFE, nhlfe);
return 0; return 0;