commit eea77a6da0fb95b112b3de9607694d31bbe026cd
Author: Victor Oliveira <victormatheus gmail com>
Date: Sun Dec 30 01:36:27 2012 -0200
opencl: out-of-bounds access in box-blur
operations/common/box-blur.c | 28 +++++++++++++++-------------
1 files changed, 15 insertions(+), 13 deletions(-)
---
diff --git a/operations/common/box-blur.c b/operations/common/box-blur.c
index 4bd23ab..6c0b255 100644
--- a/operations/common/box-blur.c
+++ b/operations/common/box-blur.c
@@ -243,12 +243,13 @@ static const char* kernel_source =
" mean = (float4)(0.0f); \n"
" \n"
" if (get_global_id(1) < width) \n"
-" for (i=-radius; i <= radius; i++) \n"
-" { \n"
-" mean += in[in_index + i]; \n"
-" } \n"
-" \n"
-" aux[aux_index] = mean / (2 * radius + 1); \n"
+" { \n"
+" for (i=-radius; i <= radius; i++) \n"
+" { \n"
+" mean += in[in_index + i]; \n"
+" } \n"
+" aux[aux_index] = mean / (2 * radius + 1); \n"
+" } \n"
"} \n"
"__kernel void kernel_blur_ver (__global const float4 *aux, \n"
@@ -264,13 +265,14 @@ static const char* kernel_source =
" int aux_index = get_global_id(0) * width + get_global_id (1); \n"
" \n"
" if(get_global_id(1) < width) \n"
-" for (i=-radius; i <= radius; i++) \n"
-" { \n"
-" mean += aux[aux_index]; \n"
-" aux_index += width; \n"
-" } \n"
-" \n"
-" out[out_index] = mean / (2 * radius + 1); \n"
+" { \n"
+" for (i=-radius; i <= radius; i++) \n"
+" { \n"
+" mean += aux[aux_index]; \n"
+" aux_index += width; \n"
+" } \n"
+" out[out_index] = mean / (2 * radius + 1); \n"
+" } \n"
"} \n";
static GeglClRunData *cl_data = NULL;