sof_ipc4_fw_parse_ext_man() can return negative error numbers which is not correct for the used size_t type.

Change the return value to ssize_t and use the same type where the function is called.

Reported-by: Dan Carpenter dan.carpenter@oracle.com Fixes: 73c091a2fe96 ("ASoC: SOF: ipc4-loader: Support for loading external libraries") Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com --- sound/soc/sof/ipc4-loader.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/sound/soc/sof/ipc4-loader.c b/sound/soc/sof/ipc4-loader.c index af0018b38cf0..702196774c50 100644 --- a/sound/soc/sof/ipc4-loader.c +++ b/sound/soc/sof/ipc4-loader.c @@ -17,8 +17,8 @@ /* The module ID includes the id of the library it is part of at offset 12 */ #define SOF_IPC4_MOD_LIB_ID_SHIFT 12

-static size_t sof_ipc4_fw_parse_ext_man(struct snd_sof_dev *sdev, - struct sof_ipc4_fw_library *fw_lib) +static ssize_t sof_ipc4_fw_parse_ext_man(struct snd_sof_dev *sdev, + struct sof_ipc4_fw_library *fw_lib) { struct sof_ipc4_fw_data *ipc4_data = sdev->private; const struct firmware *fw = fw_lib->sof_fw.fw; @@ -141,7 +141,7 @@ static size_t sof_ipc4_fw_parse_basefw_ext_man(struct snd_sof_dev *sdev) { struct sof_ipc4_fw_data *ipc4_data = sdev->private; struct sof_ipc4_fw_library *fw_lib; - size_t payload_offset; + ssize_t payload_offset; int ret;

fw_lib = devm_kzalloc(sdev->dev, sizeof(*fw_lib), GFP_KERNEL); @@ -170,7 +170,7 @@ static int sof_ipc4_load_library_by_uuid(struct snd_sof_dev *sdev, struct sof_ipc4_fw_data *ipc4_data = sdev->private; struct sof_ipc4_fw_library *fw_lib; const char *fw_filename; - size_t payload_offset; + ssize_t payload_offset; int ret, i, err;

if (!sdev->pdata->fw_lib_prefix) {