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Fix possible buffer overflow in selection code. We want to copy the

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number of selected data since the offset, not the offset!
This commit is contained in:
Antony Riakiotakis 2014-09-23 19:05:31 +02:00
parent e422e56db0
commit 3906782406
1 changed files with 2 additions and 2 deletions
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4
source/blender/editors/space_view3d/view3d_select.c
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@ -1181,14 +1181,14 @@ static short selectbuffer_ret_hits_15(unsigned int *UNUSED(buffer), const short
static short selectbuffer_ret_hits_9(unsigned int *buffer, const short hits15, const short hits9)
{
const int offs = 4 * hits15;
memcpy(buffer, buffer + offs, 4 * offs);
memcpy(buffer, buffer + offs, 4 * hits9);
return hits9;
}
static short selectbuffer_ret_hits_5(unsigned int *buffer, const short hits15, const short hits9, const short hits5)
{
const int offs = 4 * hits15 + 4 * hits9;
memcpy(buffer, buffer + offs, 4 * offs);
memcpy(buffer, buffer + offs, 4 * hits5);
return hits5;
}