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kcsan: Use min() to fix Coccinelle warning.

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Courtesy of Thorsten Blum.
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Merge tag 'kcsan.2024.09.14a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu

Pull kcsan update from Paul McKenney:
 "Use min() to fix Coccinelle warning.

  Courtesy of Thorsten Blum"

* tag 'kcsan.2024.09.14a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu:
  kcsan: Use min() to fix Coccinelle warning
This commit is contained in:
Linus Torvalds 2024-09-18 08:28:59 +02:00
commit e651e0a473
1 changed files with 1 additions and 1 deletions
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2
kernel/kcsan/debugfs.c
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@ -225,7 +225,7 @@ debugfs_write(struct file *file, const char __user *buf, size_t count, loff_t *o
{ {
char kbuf[KSYM_NAME_LEN]; char kbuf[KSYM_NAME_LEN];
char *arg; char *arg;
int read_len = count < (sizeof(kbuf) - 1) ? count : (sizeof(kbuf) - 1); const size_t read_len = min(count, sizeof(kbuf) - 1);
if (copy_from_user(kbuf, buf, read_len)) if (copy_from_user(kbuf, buf, read_len))
return -EFAULT; return -EFAULT;