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| author | David S. Miller <davem@davemloft.net> | 2019-04-05 14:14:19 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-04-05 14:14:19 -0700 |
| commit | f83f7151950dd9e0f6b4a1a405bf5e55c5294e4d (patch) | |
| tree | f8d9d8ee821fcc9f0a8e1a8679bc622219c70e3b /drivers/staging/speakup/speakup_soft.c | |
| parent | 8f4043f1253292495dbf9c8be0c1b07b4b9902b7 (diff) | |
| parent | 7f46774c6480174eb869a3c15167eafac467a6af (diff) | |
| download | linux-f83f7151950dd9e0f6b4a1a405bf5e55c5294e4d.tar.bz2 | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Minor comment merge conflict in mlx5.
Staging driver has a fixup due to the skb->xmit_more changes
in 'net-next', but was removed in 'net'.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/staging/speakup/speakup_soft.c')
| -rw-r--r-- | drivers/staging/speakup/speakup_soft.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/staging/speakup/speakup_soft.c b/drivers/staging/speakup/speakup_soft.c index edff6ce85655..9d85a3a1af4c 100644 --- a/drivers/staging/speakup/speakup_soft.c +++ b/drivers/staging/speakup/speakup_soft.c @@ -210,12 +210,15 @@ static ssize_t softsynthx_read(struct file *fp, char __user *buf, size_t count, return -EINVAL; spin_lock_irqsave(&speakup_info.spinlock, flags); + synth_soft.alive = 1; while (1) { prepare_to_wait(&speakup_event, &wait, TASK_INTERRUPTIBLE); - if (!unicode) - synth_buffer_skip_nonlatin1(); - if (!synth_buffer_empty() || speakup_info.flushing) - break; + if (synth_current() == &synth_soft) { + if (!unicode) + synth_buffer_skip_nonlatin1(); + if (!synth_buffer_empty() || speakup_info.flushing) + break; + } spin_unlock_irqrestore(&speakup_info.spinlock, flags); if (fp->f_flags & O_NONBLOCK) { finish_wait(&speakup_event, &wait); @@ -235,6 +238,8 @@ static ssize_t softsynthx_read(struct file *fp, char __user *buf, size_t count, /* Keep 3 bytes available for a 16bit UTF-8-encoded character */ while (chars_sent <= count - bytes_per_ch) { + if (synth_current() != &synth_soft) + break; if (speakup_info.flushing) { speakup_info.flushing = 0; ch = '\x18'; @@ -331,7 +336,8 @@ static __poll_t softsynth_poll(struct file *fp, struct poll_table_struct *wait) poll_wait(fp, &speakup_event, wait); spin_lock_irqsave(&speakup_info.spinlock, flags); - if (!synth_buffer_empty() || speakup_info.flushing) + if (synth_current() == &synth_soft && + (!synth_buffer_empty() || speakup_info.flushing)) ret = EPOLLIN | EPOLLRDNORM; spin_unlock_irqrestore(&speakup_info.spinlock, flags); return ret; |