diff options
author | Ingo Molnar <mingo@kernel.org> | 2016-11-11 08:25:07 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2016-11-11 08:25:07 +0100 |
commit | 4c8ee71620d734c8ad129fad085167f56f9ce351 (patch) | |
tree | 87208b0144aa664c96dd8b43bbcaaf1f25af606b /drivers/char | |
parent | c7faee2109f978f3ef826c48b7e60609061fda4f (diff) | |
parent | 27bcd37e0240bbe33f0efe244b5aad52104115b3 (diff) |
Merge branch 'linus' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/char')
-rw-r--r-- | drivers/char/tpm/tpm-interface.c | 3 | ||||
-rw-r--r-- | drivers/char/virtio_console.c | 22 |
2 files changed, 16 insertions, 9 deletions
diff --git a/drivers/char/tpm/tpm-interface.c b/drivers/char/tpm/tpm-interface.c index 8de61876f633..3a9149cf0110 100644 --- a/drivers/char/tpm/tpm-interface.c +++ b/drivers/char/tpm/tpm-interface.c @@ -813,9 +813,6 @@ int tpm_do_selftest(struct tpm_chip *chip) continue; } - if (rc < TPM_HEADER_SIZE) - return -EFAULT; - if (rc == TPM_ERR_DISABLED || rc == TPM_ERR_DEACTIVATED) { dev_info(&chip->dev, "TPM is disabled/deactivated (0x%X)\n", rc); diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index d433b1db1fdd..5649234b7316 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1539,19 +1539,29 @@ static void remove_port_data(struct port *port) spin_lock_irq(&port->inbuf_lock); /* Remove unused data this port might have received. */ discard_port_data(port); + spin_unlock_irq(&port->inbuf_lock); /* Remove buffers we queued up for the Host to send us data in. */ - while ((buf = virtqueue_detach_unused_buf(port->in_vq))) - free_buf(buf, true); - spin_unlock_irq(&port->inbuf_lock); + do { + spin_lock_irq(&port->inbuf_lock); + buf = virtqueue_detach_unused_buf(port->in_vq); + spin_unlock_irq(&port->inbuf_lock); + if (buf) + free_buf(buf, true); + } while (buf); spin_lock_irq(&port->outvq_lock); reclaim_consumed_buffers(port); + spin_unlock_irq(&port->outvq_lock); /* Free pending buffers from the out-queue. */ - while ((buf = virtqueue_detach_unused_buf(port->out_vq))) - free_buf(buf, true); - spin_unlock_irq(&port->outvq_lock); + do { + spin_lock_irq(&port->outvq_lock); + buf = virtqueue_detach_unused_buf(port->out_vq); + spin_unlock_irq(&port->outvq_lock); + if (buf) + free_buf(buf, true); + } while (buf); } /* |