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Fixed crash if the input data pitch is larger than the locked texture…

… pitch
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slouken committed Feb 25, 2014
1 parent b420ad0 commit 8db4c5a9d3061a396a2e1c7961963c67f1fb9cfe
Showing with 6 additions and 0 deletions.
  1. +6 −0 src/render/direct3d/SDL_render_d3d.c
@@ -1009,6 +1009,12 @@ D3D_UpdateTextureInternal(IDirect3DTexture9 *texture, Uint32 format, SDL_bool fu
if (length == pitch && length == locked.Pitch) {
SDL_memcpy(dst, src, length*h);
} else {
if (length > pitch) {
length = pitch;
}
if (length > locked.Pitch) {
length = locked.Pitch;
}
for (row = 0; row < h; ++row) {
SDL_memcpy(dst, src, length);
src += pitch;

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