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| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2016-11-18 19:18:47 +0100 |
|---|---|---|
| committer | Maxime Ripard <maxime.ripard@free-electrons.com> | 2017-01-02 22:27:58 +0100 |
| commit | 0f0861e31e3c59ca4bc1ec59d99260cfca79740e (patch) | |
| tree | 7ff9cb23cff330a322a460323316edaa4f1cad35 /drivers/gpu/drm/sun4i | |
| parent | 7ce7d89f48834cefece7804d38fc5d85382edf77 (diff) | |
| download | blackbird-op-linux-0f0861e31e3c59ca4bc1ec59d99260cfca79740e.tar.gz blackbird-op-linux-0f0861e31e3c59ca4bc1ec59d99260cfca79740e.zip | |
drm/sun4i: Fix a return value in case of error
If 'sun4i_backend_drm_format_to_layer()' does not return 0, then 'val' is
left unmodified.
As it is not initialized either, the return value can be anything.
It is likely that returning the error code was expected here.
As the only caller of 'sun4i_backend_update_layer_formats()' does not check
the return value, this fix is purely theorical.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'drivers/gpu/drm/sun4i')
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun4i_backend.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c index 2e08f969bb64..5bf1ea4d92fc 100644 --- a/drivers/gpu/drm/sun4i/sun4i_backend.c +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c @@ -192,7 +192,7 @@ int sun4i_backend_update_layer_formats(struct sun4i_backend *backend, ret = sun4i_backend_drm_format_to_layer(plane, fb->pixel_format, &val); if (ret) { DRM_DEBUG_DRIVER("Invalid format\n"); - return val; + return ret; } regmap_update_bits(backend->regs, SUN4I_BACKEND_ATTCTL_REG1(layer), |
