carma-fpga: switch to fixed_size_llseek()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 1 insertions, 20 deletions

diff --git a/drivers/misc/carma/carma-fpga-program.c b/drivers/misc/carma/carma-fpga-program.c
index 7be89832db19..f390deeae3cf 100644
--- a/drivers/misc/carma/carma-fpga-program.c
+++ b/drivers/misc/carma/carma-fpga-program.c
@@ -767,26 +767,7 @@ static loff_t fpga_llseek(struct file *filp, loff_t offset, int origin)
         if ((filp->f_flags & O_ACCMODE) != O_RDONLY)
                 return -EINVAL;
 
-        switch (origin) {
-        case SEEK_SET: /* seek relative to the beginning of the file */
-                newpos = offset;
-                break;
-        case SEEK_CUR: /* seek relative to current position in the file */
-                newpos = filp->f_pos + offset;
-                break;
-        case SEEK_END: /* seek relative to the end of the file */
-                newpos = priv->fw_size - offset;
-                break;
-        default:
-                return -EINVAL;
-        }
-
-        /* check for sanity */
-        if (newpos > priv->fw_size)
-                return -EINVAL;
-
-        filp->f_pos = newpos;
-        return newpos;
+        return fixed_size_llseek(file, offset, origin, priv->fw_size);
 }
 
 static const struct file_operations fpga_fops = {