[PATCH] ASoC: SOF: ipc4-loader: Return ssize_t from sof_ipc4_fw_parse_ext_man()

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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@xxxxxxxxxx>
Fixes: 73c091a2fe96 ("ASoC: SOF: ipc4-loader: Support for loading external libraries")
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxxxxxxxxxxx>
---
 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) {
-- 
2.38.1




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