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author | Dirk Hohndel <dirk@hohndel.org> | 2015-06-22 06:59:25 -0700 |
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committer | Dirk Hohndel <dirk@hohndel.org> | 2015-06-22 10:57:56 -0700 |
commit | 86b8d796c8c0795aa5244479358e2f4b4533b1d9 (patch) | |
tree | 80985119d78e1a5f880deb2d54f09bdd941b85c8 | |
parent | 90f20f4c7686cf10890f5b7ccb95e4dc8c8a2054 (diff) | |
download | subsurface-86b8d796c8c0795aa5244479358e2f4b4533b1d9.tar.gz |
Prevent null pointer dereference
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
-rw-r--r-- | planner.c | 7 |
1 files changed, 4 insertions, 3 deletions
@@ -595,7 +595,7 @@ static void add_plan_to_notes(struct diveplan *diveplan, struct dive *dive, bool gaschange = true; if (plan_verbatim) { if (dp->depth != lastprintdepth) { - if (plan_display_transitions || dp->entered || !dp->next || (gaschange && dp->next && dp->depth != nextdp->depth)) { + if (plan_display_transitions || dp->entered || !dp->next || (gaschange && nextdp && dp->next && dp->depth != nextdp->depth)) { if (dp->setpoint) snprintf(temp, sizeof(temp), translate("gettextFromC", "Transition to %.*f %s in %d:%02d min - runtime %d:%02u on %s (SP = %.1fbar)"), decimals, depthvalue, depth_unit, @@ -616,7 +616,7 @@ static void add_plan_to_notes(struct diveplan *diveplan, struct dive *dive, bool newdepth = dp->depth; lasttime = dp->time; } else { - if (dp->depth != nextdp->depth || gasmix_distance(&gasmix, &newgasmix) != 0 || dp->setpoint != nextdp->setpoint) { + if (nextdp && (dp->depth != nextdp->depth || gasmix_distance(&gasmix, &newgasmix) != 0 || dp->setpoint != nextdp->setpoint)) { if (dp->setpoint) snprintf(temp, sizeof(temp), translate("gettextFromC", "Stay at %.*f %s for %d:%02d min - runtime %d:%02u on %s (SP = %.1fbar)"), decimals, depthvalue, depth_unit, @@ -637,7 +637,8 @@ static void add_plan_to_notes(struct diveplan *diveplan, struct dive *dive, bool } } } else { - if ((dp->depth == lastdepth && dp->depth != nextdp->depth) || plan_display_transitions || dp->entered || !dp->next || (gaschange && dp->next && dp->depth != nextdp->depth)) { + if ((dp->depth == lastdepth && nextdp && dp->depth != nextdp->depth) || + plan_display_transitions || dp->entered || !dp->next || (gaschange && dp->next && dp->depth != nextdp->depth)) { snprintf(temp, sizeof(temp), translate("gettextFromC", "%3.0f%s"), depthvalue, depth_unit); len += snprintf(buffer + len, sizeof(buffer) - len, "<tr><td style='padding-left: 10px; float: right;'>%s</td>", temp); if (plan_display_duration) { |