diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2013-08-30 15:47:17 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-09-03 23:04:45 -0400 |
| commit | cffe78d92c217a57f57ec6743f71adfe39ea543e (patch) | |
| tree | 7bb8c4865382cf758aff0882b017a952bf4d3332 /virt | |
| parent | 70abadedab73066fae584488640056f83bce5f95 (diff) | |
| download | linux-cffe78d92c217a57f57ec6743f71adfe39ea543e.tar.bz2 | |
kvm eventfd: switch to fdget
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/eventfd.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c index 1550637d1b10..abe4d6043b36 100644 --- a/virt/kvm/eventfd.c +++ b/virt/kvm/eventfd.c @@ -291,7 +291,7 @@ kvm_irqfd_assign(struct kvm *kvm, struct kvm_irqfd *args) { struct kvm_irq_routing_table *irq_rt; struct _irqfd *irqfd, *tmp; - struct file *file = NULL; + struct fd f; struct eventfd_ctx *eventfd = NULL, *resamplefd = NULL; int ret; unsigned int events; @@ -306,13 +306,13 @@ kvm_irqfd_assign(struct kvm *kvm, struct kvm_irqfd *args) INIT_WORK(&irqfd->inject, irqfd_inject); INIT_WORK(&irqfd->shutdown, irqfd_shutdown); - file = eventfd_fget(args->fd); - if (IS_ERR(file)) { - ret = PTR_ERR(file); - goto fail; + f = fdget(args->fd); + if (!f.file) { + ret = -EBADF; + goto out; } - eventfd = eventfd_ctx_fileget(file); + eventfd = eventfd_ctx_fileget(f.file); if (IS_ERR(eventfd)) { ret = PTR_ERR(eventfd); goto fail; @@ -391,7 +391,7 @@ kvm_irqfd_assign(struct kvm *kvm, struct kvm_irqfd *args) lockdep_is_held(&kvm->irqfds.lock)); irqfd_update(kvm, irqfd, irq_rt); - events = file->f_op->poll(file, &irqfd->pt); + events = f.file->f_op->poll(f.file, &irqfd->pt); list_add_tail(&irqfd->list, &kvm->irqfds.items); @@ -408,7 +408,7 @@ kvm_irqfd_assign(struct kvm *kvm, struct kvm_irqfd *args) * do not drop the file until the irqfd is fully initialized, otherwise * we might race against the POLLHUP */ - fput(file); + fdput(f); return 0; @@ -422,9 +422,9 @@ fail: if (eventfd && !IS_ERR(eventfd)) eventfd_ctx_put(eventfd); - if (!IS_ERR(file)) - fput(file); + fdput(f); +out: kfree(irqfd); return ret; } |