fix racecheck warning in scanRows kernel

fb15bdfb · Vladislav Vinogradov · 9d2d1734 · fb15bdfb
Commit fb15bdfb authored Apr 23, 2015 by Vladislav Vinogradov
Hide whitespace changes
Inline Side-by-side

Showing with 2 additions and 1 deletion

NPP_staging.cu modules/gpu/src/nvidia/NPP_staging/NPP_staging.cu +2 -1

No files found.
--- a/modules/gpu/src/nvidia/NPP_staging/NPP_staging.cu
+++ b/modules/gpu/src/nvidia/NPP_staging/NPP_staging.cu
@@ -280,7 +280,8 @@ __global__ void scanRows(T_in *d_src, Ncv32u texOffs, Ncv32u srcWidth, Ncv32u sr

    __shared__ T_out shmem[NUM_SCAN_THREADS * 2];
    __shared__ T_out carryElem;
-    carryElem = 0;
+    if (threadIdx.x == 0)
+        carryElem = 0;
    __syncthreads();

    while (numBuckets--)