[PATCH 07/11] Validate O2 in best mix

[Rick Walsh]

We can't have >100% O2

Signed-off-by: Rick Walsh <rickmwalsh at gmail.com>
---
 core/dive.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/dive.c b/core/dive.c
index 9db233d..8c74bc2 100644
--- a/core/dive.c
+++ b/core/dive.c
@@ -3653,6 +3653,9 @@ fraction_t best_o2(depth_t depth, struct dive *dive)
 	fraction_t fo2;
 
 	fo2.permille = (prefs.bottompo2 * 100 / depth_to_mbar(depth.mm, dive)) * 10;	//use integer arithmetic to round down to nearest percent
+	// Don't permit >100% O2
+	if (fo2.permille > 1000)
+		fo2.permille = 1000;
 	return fo2;
 }
 
-- 
2.7.4