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| /linux/drivers/tty/serial/ |
| H A D | serial_core.c | diff 7da4b8b7378790dd1e4af1bb7522863127fa1438 Tue May 03 23:01:51 CEST 2016 Peter Hurley <peter@hurleysoftware.com> serial: core: Fix port mutex assert if lockdep disabled
commit 4047b37122d1 ("serial: core: Prevent unsafe uart port access,
part 1") added lockdep assertion for port mutex but fails to check
if debug_locks has disabled lockdep (so lock state is no longer
reliable).
Use lockdep_assert_held() instead, which properly checks lockdep
state as well.
Reported-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Tested-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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