From: Arnd Bergmann <a...@arndb.de>

A size_t must be printed with the %z modifier instead of %l:

In file included from include/linux/device.h:15,
                 from include/linux/usb.h:19,
                 from drivers/gpu/drm/tiny/appletbdrm.c:19:
drivers/gpu/drm/tiny/appletbdrm.c: In function 'appletbdrm_send_request':
include/drm/drm_print.h:589:54: error: format '%lu' expects argument of type 
'long unsigned int', but argument 4 has type 'size_t' {aka 'unsigned int'} 
[-Werror=format=]
drivers/gpu/drm/tiny/appletbdrm.c:170:17: note: in expansion of macro 'drm_err'
  170 |                 drm_err(drm, "Actual size (%d) doesn't match expected 
size (%lu)\n",
      |                 ^~~~~~~
drivers/gpu/drm/tiny/appletbdrm.c: In function 'appletbdrm_read_response':
include/drm/drm_print.h:589:54: error: format '%lu' expects argument of type 
'long unsigned int', but argument 4 has type 'size_t' {aka 'unsigned int'} 
[-Werror=format=]
drivers/gpu/drm/tiny/appletbdrm.c:211:17: note: in expansion of macro 'drm_err'
  211 |                 drm_err(drm, "Actual size (%d) doesn't match expected 
size (%lu)\n",
      |                 ^~~~~~~

Fixes: 0670c2f56e45 ("drm/tiny: add driver for Apple Touch Bars in x86 Macs")
Signed-off-by: Arnd Bergmann <a...@arndb.de>
---
 drivers/gpu/drm/tiny/appletbdrm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/tiny/appletbdrm.c 
b/drivers/gpu/drm/tiny/appletbdrm.c
index f5d177e234e4..394c8f9bd41a 100644
--- a/drivers/gpu/drm/tiny/appletbdrm.c
+++ b/drivers/gpu/drm/tiny/appletbdrm.c
@@ -167,7 +167,7 @@ static int appletbdrm_send_request(struct appletbdrm_device 
*adev,
        }
 
        if (actual_size != size) {
-               drm_err(drm, "Actual size (%d) doesn't match expected size 
(%lu)\n",
+               drm_err(drm, "Actual size (%d) doesn't match expected size 
(%zu)\n",
                        actual_size, size);
                return -EIO;
        }
@@ -208,7 +208,7 @@ static int appletbdrm_read_response(struct 
appletbdrm_device *adev,
        }
 
        if (actual_size != size) {
-               drm_err(drm, "Actual size (%d) doesn't match expected size 
(%lu)\n",
+               drm_err(drm, "Actual size (%d) doesn't match expected size 
(%zu)\n",
                        actual_size, size);
                return -EBADMSG;
        }
-- 
2.39.5

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