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Fixing stack smashing bug due to invalid array access #63

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Fixing stack smashing bug due to invalid array access #63

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4 changes: 2 additions & 2 deletions src/raster_tools.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -220,7 +220,7 @@ void raster_tools::find_minmax(const RasterDouble& raster, double& min_val, doub

/**
Treat raster as a DEM and return 3D bounding box

@return 3d bounding box
*/
BBox3D raster_tools::get_bounding_box3d(const RasterDouble& raster)
Expand Down Expand Up @@ -374,7 +374,7 @@ double raster_tools::sample_nearest_valid_avg(const RasterDouble& src,
const int64_t dest_r = row + y;
const int64_t dest_c = column + x;
double z = subsample_raster_3x3(src, no_data_value, w, h, dest_r, dest_c);
if(!is_no_data(z, no_data_value))
if(!is_no_data(z, no_data_value) && avg_count < MAX_AVERAGING_SAMPLES)
{
to_average[avg_count] = z;
avg_count++;
Expand Down