ASoC: SOF: ipc4-mtrace: prevent underflow in sof_ipc4_priority_mask_dfs_write()
authorDan Carpenter <error27@gmail.com>
Thu, 19 Jan 2023 14:58:54 +0000 (17:58 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 9 Feb 2023 10:28:01 +0000 (11:28 +0100)
commitd52f34784e4e2f6e77671a9f104d8a69a3b5d24c
tree86feda3637b23a65c46e9a88afaab196a402526b
parent4ea7f83314f1998b3d683f322594383bbdddc7c9
ASoC: SOF: ipc4-mtrace: prevent underflow in sof_ipc4_priority_mask_dfs_write()

[ Upstream commit ea57680af47587397f5005d7758022441ed66d54 ]

The "id" comes from the user.  Change the type to unsigned to prevent
an array underflow.

Fixes: f4ea22f7aa75 ("ASoC: SOF: ipc4: Add support for mtrace log extraction")
Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/Y8laruWOEwOC/dx9@kili
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
sound/soc/sof/ipc4-mtrace.c