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wrapper: fix z_stream leak

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Ensure to free the z_stream structures as allocated from
the gzip.c initcompress, initdecompress functions.

Signed-off-by: Jon Simons <jon@jonsimons.org>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Jon Simons
2014-09-26 19:43:47 -07:00
committed by Andreas Schneider
parent 1ddb99c46f
commit 092fe0b727
1 changed files with 3 additions and 0 deletions
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3
src/wrapper.c
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@@ -170,10 +170,13 @@ void crypto_free(struct ssh_crypto_struct *crypto){
(deflateEnd(crypto->compress_out_ctx) != 0)) { (deflateEnd(crypto->compress_out_ctx) != 0)) {
inflateEnd(crypto->compress_out_ctx); inflateEnd(crypto->compress_out_ctx);
} }
SAFE_FREE(crypto->compress_out_ctx);
if (crypto->compress_in_ctx && if (crypto->compress_in_ctx &&
(deflateEnd(crypto->compress_in_ctx) != 0)) { (deflateEnd(crypto->compress_in_ctx) != 0)) {
inflateEnd(crypto->compress_in_ctx); inflateEnd(crypto->compress_in_ctx);
} }
SAFE_FREE(crypto->compress_in_ctx);
#endif /* WITH_ZLIB */ #endif /* WITH_ZLIB */
if(crypto->encryptIV) if(crypto->encryptIV)
SAFE_FREE(crypto->encryptIV); SAFE_FREE(crypto->encryptIV);