diff options
| author | Paolo Abeni <pabeni@redhat.com> | 2024-09-27 08:13:52 +0200 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2024-09-27 08:13:52 +0200 |
| commit | 3a39d672e7f48b8d6b91a09afa4b55352773b4b5 (patch) | |
| tree | f7ec4043b508f48430dd09ac338c38acf7d5a6cd /drivers/usb/misc/yurex.c | |
| parent | 151ac45348afc5b56baa584c7cd4876addf461ff (diff) | |
| parent | 62a0e2fa40c5c06742b8b4997ba5095a3ec28503 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR.
No conflicts and no adjacent changes.
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'drivers/usb/misc/yurex.c')
| -rw-r--r-- | drivers/usb/misc/yurex.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/usb/misc/yurex.c b/drivers/usb/misc/yurex.c index 4745a320eae4..4a9859e03f6b 100644 --- a/drivers/usb/misc/yurex.c +++ b/drivers/usb/misc/yurex.c @@ -404,7 +404,6 @@ static ssize_t yurex_read(struct file *file, char __user *buffer, size_t count, struct usb_yurex *dev; int len = 0; char in_buffer[MAX_S64_STRLEN]; - unsigned long flags; dev = file->private_data; @@ -419,9 +418,9 @@ static ssize_t yurex_read(struct file *file, char __user *buffer, size_t count, return -EIO; } - spin_lock_irqsave(&dev->lock, flags); + spin_lock_irq(&dev->lock); scnprintf(in_buffer, MAX_S64_STRLEN, "%lld\n", dev->bbu); - spin_unlock_irqrestore(&dev->lock, flags); + spin_unlock_irq(&dev->lock); mutex_unlock(&dev->io_mutex); return simple_read_from_buffer(buffer, count, ppos, in_buffer, len); @@ -511,8 +510,11 @@ static ssize_t yurex_write(struct file *file, const char __user *user_buffer, __func__, retval); goto error; } - if (set && timeout) + if (set && timeout) { + spin_lock_irq(&dev->lock); dev->bbu = c2; + spin_unlock_irq(&dev->lock); + } return timeout ? count : -EIO; error: |