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(parent: 2010b93) | patch
mlxsw: core: Use devm_kzalloc to allocate mlxsw_hwmon structure
authorJiri Pirko <jiri@mellanox.com>
Tue, 22 Dec 2015 08:43:07 +0000 (09:43 +0100)
committerDavid S. Miller <davem@davemloft.net>
Tue, 22 Dec 2015 21:25:09 +0000 (16:25 -0500)
commitf4cee3af0dedf3270e6d615d772e3fbfa3200769
treedf31e4d939de5cc4c2817c72f7235a497d720d6ftree | snapshot (tar.gz zip)
parent2010b93e9317cc12acd20c4aed385af7f9d1681ecommit | diff
mlxsw: core: Use devm_kzalloc to allocate mlxsw_hwmon structure

KASan reported use-after-free for the hwmon structure. So fix this by
using devm_kzalloc and let the core take care about freeing the memory
during device dettach.

Reported-by: Ido Schimmel <idosch@mellanox.com>
Fixes: 89309da39 ("mlxsw: core: Implement temperature hwmon interface")
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/mellanox/mlxsw/core.c diff | blob | blame | history
drivers/net/ethernet/mellanox/mlxsw/core.h diff | blob | blame | history
drivers/net/ethernet/mellanox/mlxsw/core_hwmon.c diff | blob | blame | history