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Merge #19739

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19739: gnrc/rpl: fix incorrect addition overflow check r=maribu a=szsam




Co-authored-by: Mingjie Shen <shen497@purdue.edu>
This commit is contained in:
bors[bot] 2023-06-17 16:25:56 +00:00 committed by GitHub
commit 1bed7dde15
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1 changed files with 1 additions and 1 deletions
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sys/net/gnrc/routing/rpl/of0.c
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@ -69,7 +69,7 @@ uint16_t calc_rank(gnrc_rpl_dodag_t *dodag, uint16_t base_rank)
add = CONFIG_GNRC_RPL_DEFAULT_MIN_HOP_RANK_INCREASE;
}
if ((base_rank + add) < base_rank) {
if ((uint16_t)(base_rank + add) < base_rank) {
return GNRC_RPL_INFINITE_RANK;
}