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author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-04-19 16:52:19 -0700 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-05-02 10:02:57 +0200 |
commit | bcf0c1f4d56426ee7d784d9a0c958bceaa5ed24d (patch) | |
tree | 13722b6d39ec990f96744b77b0bab53f0b3edd90 /Makefile | |
parent | 2adb99038ae421985daa37379521c863462859f9 (diff) |
net/tls: don't leak IV and record seq when offload fails
[ Upstream commit 12c7686111326148b4b5db189130522a4ad1be4a ]
When device refuses the offload in tls_set_device_offload_rx()
it calls tls_sw_free_resources_rx() to clean up software context
state.
Unfortunately, tls_sw_free_resources_rx() does not free all
the state tls_set_sw_offload() allocated - it leaks IV and
sequence number buffers. All other code paths which lead to
tls_sw_release_resources_rx() (which tls_sw_free_resources_rx()
calls) free those right before the call.
Avoid the leak by moving freeing of iv and rec_seq into
tls_sw_release_resources_rx().
Fixes: 4799ac81e52a ("tls: Add rx inline crypto offload")
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Makefile')
0 files changed, 0 insertions, 0 deletions