Pointer arithmetics on NULL are UB - remedied by a cast to uintptr_t

Realistically this is not an issue, but UBSAN complained.

added bug label

assigned to @dsalzman

changed the description

mentioned in merge request knot-resolver!1566 (merged)

added 1 commit

• 29cf09f6 - libknot-xdp: remove pointer arithmetics on NULL

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changed title from Pointer arithmetics on NULL are UB - remedied by a few casts to intptr_t. to Pointer arithmetics on NULL are UB - remedied by a few casts to uintptr_t.

changed title from Pointer arithmetics on NULL are UB - remedied by a few casts to uintptr_t. to Pointer arithmetics on NULL are UB - remedied by a cast to uintptr_t

added 12 commits

• 29cf09f6...34652e04 - 11 commits from branch master
• 29a045d7 - libknot-xdp: remove pointer arithmetics on NULL

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enabled an automatic merge when the pipeline for 29a045d7 succeeds

merged

mentioned in commit 741a93b7