drm: Use size_t type for len variable in drm_copy_field()

[linux-2.6-microblaze.git] / drivers / gpu / drm / drm_ioctl.c

diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
index 8faad23..e1b9a03 100644 (file)
--- a/drivers/gpu/drm/drm_ioctl.c
+++ b/drivers/gpu/drm/drm_ioctl.c
@@ -472,7 +472,7 @@ EXPORT_SYMBOL(drm_invalid_op);
  */
 static int drm_copy_field(char __user *buf, size_t *buf_len, const char *value)
 {
-       int len;
+       size_t len;
 
        /* don't overflow userbuf */
        len = strlen(value);