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authorDaniel Vetter <daniel.vetter@ffwll.ch>2019-05-28 11:02:45 +0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2019-06-12 20:28:27 +0200
commit9ef373923756b96680853d5b93578986dd07169a (patch)
treed6656913e96a55fe3bf2ffa1b7c27919411775cf /drivers
parent34f31f14c477f3c27e0fa0899db1bb6648cf53ca (diff)
staging/olpc: lock_fb_info can't fail
Simply because olpc never unregisters the damn thing. It also registers the framebuffer directly by poking around in fbdev core internals, so it's all around rather broken. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Sam Ravnborg <sam@ravnborg.org> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Jens Frederich <jfrederich@gmail.com> Cc: Daniel Drake <dsd@laptop.org> Cc: Jon Nettleton <jon.nettleton@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190528090304.9388-15-daniel.vetter@ffwll.ch
Diffstat (limited to 'drivers')
-rw-r--r--drivers/staging/olpc_dcon/olpc_dcon.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/staging/olpc_dcon/olpc_dcon.c b/drivers/staging/olpc_dcon/olpc_dcon.c
index 6b714f740ac3..a254238be181 100644
--- a/drivers/staging/olpc_dcon/olpc_dcon.c
+++ b/drivers/staging/olpc_dcon/olpc_dcon.c
@@ -250,11 +250,7 @@ static bool dcon_blank_fb(struct dcon_priv *dcon, bool blank)
int err;
console_lock();
- if (!lock_fb_info(dcon->fbinfo)) {
- console_unlock();
- dev_err(&dcon->client->dev, "unable to lock framebuffer\n");
- return false;
- }
+ lock_fb_info(dcon->fbinfo);
dcon->ignore_fb_events = true;
err = fb_blank(dcon->fbinfo,