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-rw-r--r--fs/signalfd.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/signalfd.c b/fs/signalfd.c
index 7ae2a57..9f35a37 100644
--- a/fs/signalfd.c
+++ b/fs/signalfd.c
@@ -269,12 +269,13 @@ SYSCALL_DEFINE4(signalfd4, int, ufd, sigset_t __user *, user_mask,
if (ufd < 0)
kfree(ctx);
} else {
- struct file *file = fget(ufd);
+ int fput_needed;
+ struct file *file = fget_light(ufd, &fput_needed);
if (!file)
return -EBADF;
ctx = file->private_data;
if (file->f_op != &signalfd_fops) {
- fput(file);
+ fput_light(file, fput_needed);
return -EINVAL;
}
spin_lock_irq(&current->sighand->siglock);
@@ -282,7 +283,7 @@ SYSCALL_DEFINE4(signalfd4, int, ufd, sigset_t __user *, user_mask,
spin_unlock_irq(&current->sighand->siglock);
wake_up(&current->sighand->signalfd_wqh);
- fput(file);
+ fput_light(file, fput_needed);
}
return ufd;
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