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planner: avoid out-of-bounds access

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When exiting the loop, stopidx is 0, which means that if there
are no stoplevels, stoplevels[stopidx + 1] generates an
out-of-bounds access. Instead, suppose a stop at 3m or 10ft.

Suggested-by: Robert C. Helling <helling@atdotde.de>
Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2022-11-10 12:33:11 +01:00 committed by bstoeger
parent 687f65bf77
commit d7ca0c7253
1 changed files with 1 additions and 1 deletions
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core/planner.c
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@ -1087,7 +1087,7 @@ bool plan(struct deco_state *ds, struct diveplan *diveplan, struct dive *dive, i
* otherwise odd things can happen, such as CVA causing the final ascent to start *later*
* if the ascent rate is slower, which is completely nonsensical.
* Assume final ascent takes 20s, which is the time taken to ascend at 9m/min from 3m */
ds->deco_time = clock - bottom_time - stoplevels[stopidx + 1] / last_ascend_rate + 20;
ds->deco_time = clock - bottom_time - (M_OR_FT(3,10) * ( prefs.last_stop ? 2 : 1)) / last_ascend_rate + 20;
} while (!is_final_plan);
decostoptable[decostopcounter].depth = 0;