[PATCH] return 0 if distance_table is NULL Upstream-Status: Pending read_distance_table() maybe return 0, but distance_table is not set, if distance_table is used, and will lead to SEGFAULT Signed-off-by: Roy Li --- distance.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/distance.c b/distance.c index 4a26972..c6ca021 100755 --- a/distance.c +++ b/distance.c @@ -113,6 +113,8 @@ int numa_distance(int a, int b) int err = read_distance_table(); if (err < 0) return 0; + if (!distance_table) + return 0; } return distance_table[a * distance_numnodes + b]; } -- 1.7.10.4