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vnc: remove a memory leak in zlib

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Makes sure we free all ressources used in zlib encoding (zlib stream
and buffer).

Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Corentin Chary 2010-05-19 09:24:08 +02:00 committed by Anthony Liguori
parent 5d418e3ba9
commit 161c4f20bf
3 changed files with 11 additions and 0 deletions
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8
vnc-encoding-zlib.c
View File

@ -140,3 +140,11 @@ void vnc_zlib_send_framebuffer_update(VncState *vs, int x, int y, int w, int h)
vnc_write_u32(vs, bytes_written); vnc_write_u32(vs, bytes_written);
vs->output.offset = new_offset; vs->output.offset = new_offset;
} }
void vnc_zlib_clear(VncState *vs)
{
if (vs->zlib_stream.opaque) {
deflateEnd(&vs->zlib_stream);
}
buffer_free(&vs->zlib);
}

2
vnc.c
View File

@ -974,6 +974,8 @@ static void vnc_disconnect_finish(VncState *vs)
qobject_decref(vs->info); qobject_decref(vs->info);
vnc_zlib_clear(vs);
#ifdef CONFIG_VNC_TLS #ifdef CONFIG_VNC_TLS
vnc_tls_client_cleanup(vs); vnc_tls_client_cleanup(vs);
#endif /* CONFIG_VNC_TLS */ #endif /* CONFIG_VNC_TLS */

1
vnc.h
View File

@ -405,5 +405,6 @@ void vnc_hextile_send_framebuffer_update(VncState *vs, int x,
void vnc_hextile_set_pixel_conversion(VncState *vs, int generic); void vnc_hextile_set_pixel_conversion(VncState *vs, int generic);
void vnc_zlib_send_framebuffer_update(VncState *vs, int x, int y, int w, int h); void vnc_zlib_send_framebuffer_update(VncState *vs, int x, int y, int w, int h);
void vnc_zlib_clear(VncState *vs);
#endif /* __QEMU_VNC_H */ #endif /* __QEMU_VNC_H */