greybus: update string descriptor length field to __u8 type to match spec

Greybus spec was updated to make the length field a single byte. Update
the type and remove endian handling of that field in the core.

Signed-off-by: Matt Porter <mporter@linaro.org>
Reviewed-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>

diff --git a/drivers/staging/greybus/core.c b/drivers/staging/greybus/core.c
index fc54ac9..05217c6 100644 (file)
--- a/drivers/staging/greybus/core.c
+++ b/drivers/staging/greybus/core.c
@@ -279,7 +279,7 @@ static int create_string(struct greybus_module *gmod,
                return -EINVAL;
        }
 
-       string_size = le16_to_cpu(string->length);
+       string_size = string->length;
        gmod_string = kzalloc(sizeof(*gmod_string) + string_size + 1, GFP_KERNEL);
        if (!gmod_string)
                return -ENOMEM;

diff --git a/drivers/staging/greybus/greybus_manifest.h b/drivers/staging/greybus/greybus_manifest.h
index 2830d55..8ffeb17 100644 (file)
--- a/drivers/staging/greybus/greybus_manifest.h
+++ b/drivers/staging/greybus/greybus_manifest.h
@@ -63,7 +63,7 @@ struct greybus_descriptor_module {
 };
 
 struct greybus_descriptor_string {
-       __le16  length;
+       __u8    length;
        __u8    id;
        __u8    string[0];
 };