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| author | David S. Miller <davem@davemloft.net> | 2008-05-20 23:42:09 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-05-20 23:42:09 -0700 |
| commit | 3651751fff44ede58f65cbb1e39242139ead251b (patch) | |
| tree | 01889119126befd1eeb95a045ead0061efeb7752 /drivers/serial | |
| parent | 93dae5b70e7c1c8e927d22e1c20a941ca376906a (diff) | |
| download | lwn-3651751fff44ede58f65cbb1e39242139ead251b.tar.gz lwn-3651751fff44ede58f65cbb1e39242139ead251b.zip | |
sunhv: Fix locking in non-paged I/O case.
This causes the lock to be taken twice, thus resulting in
a deadlock.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/serial')
| -rw-r--r-- | drivers/serial/sunhv.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/serial/sunhv.c b/drivers/serial/sunhv.c index 145c0281495d..2847336742d7 100644 --- a/drivers/serial/sunhv.c +++ b/drivers/serial/sunhv.c @@ -499,7 +499,6 @@ static void sunhv_console_write_bychar(struct console *con, const char *s, unsig } else spin_lock(&port->lock); - spin_lock_irqsave(&port->lock, flags); for (i = 0; i < n; i++) { if (*s == '\n') sunhv_console_putchar(port, '\r'); |