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</HEAD><BODY>I resend my message to the list in order to be immediately accepted.
<p>Thank you.</p>
<p> <br>------- <b>Original Message</b> -------<br><b>Sender</b> : ???<deokjin81.kim@samsung.com> E3(??)/??/N-Project T/F(??)/????<br><b>Date</b> : 2009-06-22 14:24 (GMT+09:00)<br><b>Title</b> : _get_image_surface() function has memory leak<br><br><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
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<p class=MsoNormal><span lang=EN-US>Hello.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US>I have a question about cairo source code.
(_get_image_surface function in cairo-xlib-surface.c file)<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US>_get_image_surface ()<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US>{<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US> Cairo_image_surface_t
*image = NULL;<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US> XImage
*ximage;<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US> …<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US> ximage
= XGetImage (…);<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US> image
= _cairo_image_surface_create_with_pixman_format ((unsigned char *)
ximage->data, …)<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US> _cairo_image_surface_assume_ownership_of_data
(image);<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US style='color:#1F497D'> ximage->data
= NULL;<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US> …<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US>}<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US>In above code, ximage->data= NULL prevents
libX11.so.6 from freeing ximage->data.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US>How can I free allocated memory by ximage?<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US>Thank you in advance.<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-US>Regards,<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US>Deok-Jin Kim<o:p></o:p></span></p>
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