Fix race condition from hashmap resize operation

BCDA-APS · Apr 16, 2022 · 45eb245 · 45eb245
1 parent 15b478c
commit 45eb245
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/LambdaApp/src/ADLambda.cpp b/LambdaApp/src/ADLambda.cpp
@@ -583,7 +583,7 @@ void ADLambda::acquireThread(int receiver)
 
 		const int frame_no = acquired[0]->nr();
 
-		this->lock();
+		this->lock();		
 			if (this->frames.find(frame_no) == this->frames.end())
 			{
 				epicsTimeStamp currentTime = epicsTime::getCurrent();
@@ -600,9 +600,10 @@ void ADLambda::acquireThread(int receiver)
 
 				incrementValue(ADNumImagesCounter);
 			}
+
+			NDArray* output = this->frames[frame_no];
 		this->unlock();
 
-		NDArray* output = this->frames[frame_no];
 		output->getInfo(&info);
 		numAcquired += 1;