*param = fb->ColorReadBuffer;
}
else if (GL_DRAW_BUFFER0 <= pname && pname <= GL_DRAW_BUFFER15) {
- *param = fb->ColorDrawBuffer[pname - GL_DRAW_BUFFER0];
+ unsigned buffer = pname - GL_DRAW_BUFFER0;
+ if (buffer < ARRAY_SIZE(fb->ColorDrawBuffer))
+ *param = fb->ColorDrawBuffer[buffer];
+ else
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetFramebufferParameterivEXT(pname)");
}
else {
_mesa_error(ctx, GL_INVALID_ENUM, "glGetFramebufferParameterivEXT(pname)");