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authorDavid S. Miller <davem@davemloft.net>2008-05-21 08:42:09 +0200
committerDavid S. Miller <davem@davemloft.net>2008-05-21 08:42:09 +0200
commit3651751fff44ede58f65cbb1e39242139ead251b (patch)
tree01889119126befd1eeb95a045ead0061efeb7752 /drivers/serial/sunhv.c
parentsparc64: Add global register dumping facility. (diff)
downloadlinux-3651751fff44ede58f65cbb1e39242139ead251b.tar.xz
linux-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/sunhv.c')
-rw-r--r--drivers/serial/sunhv.c1
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');