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dcc: remove possible dandling pointers

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Set pointers to NULL after releasing encoders.
This to make sure no further access will occurs.

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Victor Toso <victortoso@redhat.com>
Acked-by: Pavel Grunt <pgrunt@redhat.com>
This commit is contained in:
Frediano Ziglio 2015-11-21 12:02:50 +00:00
parent fcb57e686a
commit ca41ff2be0
1 changed files with 5 additions and 0 deletions
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5
server/dcc-encoders.c
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@ -409,12 +409,17 @@ void dcc_encoders_init(DisplayChannelClient *dcc)
void dcc_encoders_free(DisplayChannelClient *dcc)
{
quic_destroy(dcc->quic);
dcc->quic = NULL;
lz_destroy(dcc->lz);
dcc->lz = NULL;
jpeg_encoder_destroy(dcc->jpeg);
dcc->jpeg = NULL;
#ifdef USE_LZ4
lz4_encoder_destroy(dcc->lz4);
dcc->lz4 = NULL;
#endif
zlib_encoder_destroy(dcc->zlib);
dcc->zlib = NULL;
}
static void marshaller_compress_buf_free(uint8_t *data, void *opaque)