staging: most: remove data sanity check

This patch removes the data check in the set_cfg_* functions, because
the modules infacing the hardware (usb, i2c, ...) already have it.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Link: https://lore.kernel.org/r/1561988973-301-1-git-send-email-christian.gromm@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/most/configfs.c b/drivers/staging/most/configfs.c
index 1d8bf29..0254956 100644 (file)
--- a/drivers/staging/most/configfs.c
+++ b/drivers/staging/most/configfs.c
@@ -35,56 +35,42 @@ static struct list_head mdev_link_list;
 
 static int set_cfg_buffer_size(struct mdev_link *link)
 {
-       if (!link->buffer_size)
-               return -ENODATA;
        return most_set_cfg_buffer_size(link->device, link->channel,
                                        link->buffer_size);
 }
 
 static int set_cfg_subbuffer_size(struct mdev_link *link)
 {
-       if (!link->subbuffer_size)
-               return -ENODATA;
        return most_set_cfg_subbuffer_size(link->device, link->channel,
                                           link->subbuffer_size);
 }
 
 static int set_cfg_dbr_size(struct mdev_link *link)
 {
-       if (!link->dbr_size)
-               return -ENODATA;
        return most_set_cfg_dbr_size(link->device, link->channel,
                                     link->dbr_size);
 }
 
 static int set_cfg_num_buffers(struct mdev_link *link)
 {
-       if (!link->num_buffers)
-               return -ENODATA;
        return most_set_cfg_num_buffers(link->device, link->channel,
                                        link->num_buffers);
 }
 
 static int set_cfg_packets_xact(struct mdev_link *link)
 {
-       if (!link->packets_per_xact)
-               return -ENODATA;
        return most_set_cfg_packets_xact(link->device, link->channel,
                                         link->packets_per_xact);
 }
 
 static int set_cfg_direction(struct mdev_link *link)
 {
-       if (!strlen(link->direction))
-               return -ENODATA;
        return most_set_cfg_direction(link->device, link->channel,
                                      link->direction);
 }
 
 static int set_cfg_datatype(struct mdev_link *link)
 {
-       if (!strlen(link->datatype))
-               return -ENODATA;
        return most_set_cfg_datatype(link->device, link->channel,
                                     link->datatype);
 }