[ Upstream commit 58559dfc1ebba2ae0c7627dc8f8991ae1984c6e3 ] It's needed to destroy bl_curve_mutex on freeing struct fb_info since the mutex is embedded in the structure and initialized when it's allocated. Signed-off-by: Shigeru Yoshida <syoshida@redhat.com> Signed-off-by: Helge Deller <deller@gmx.de> Signed-off-by: Sasha Levin <sashal@kernel.org>