diff --git a/checkin_notes b/checkin_notes
index 2a1ef2c5e1..ad5e49f9f4 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -5956,3 +5956,9 @@ David  13 Sept 2012
 
     sched/
         sched_array.cpp
+
+Rom    13 Sept 2012
+    - client: Initialize the total mem size_t.
+    
+    client/
+        gpu_nvidia.cpp
diff --git a/client/gpu_nvidia.cpp b/client/gpu_nvidia.cpp
index cc0a9824c0..098dce89fb 100644
--- a/client/gpu_nvidia.cpp
+++ b/client/gpu_nvidia.cpp
@@ -286,7 +286,7 @@ void COPROC_NVIDIA::get(
 
     int j, itemp;
     unsigned int i;
-    size_t global_mem;
+    size_t global_mem = 0;
     COPROC_NVIDIA cc;
     string s;
     for (j=0; j<cuda_ndevs; j++) {