[PATCH 22/39] privcmd_ioeventfd_assign(): don't open-code eventfd_ctx_fdget()

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From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>

just call it, same as privcmd_ioeventfd_deassign() does...

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
 drivers/xen/privcmd.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/drivers/xen/privcmd.c b/drivers/xen/privcmd.c
index 54e4f285c0f4..ba02b732fa49 100644
--- a/drivers/xen/privcmd.c
+++ b/drivers/xen/privcmd.c
@@ -1324,7 +1324,6 @@ static int privcmd_ioeventfd_assign(struct privcmd_ioeventfd *ioeventfd)
 	struct privcmd_kernel_ioeventfd *kioeventfd;
 	struct privcmd_kernel_ioreq *kioreq;
 	unsigned long flags;
-	struct fd f;
 	int ret;
 
 	/* Check for range overflow */
@@ -1344,15 +1343,7 @@ static int privcmd_ioeventfd_assign(struct privcmd_ioeventfd *ioeventfd)
 	if (!kioeventfd)
 		return -ENOMEM;
 
-	f = fdget(ioeventfd->event_fd);
-	if (!fd_file(f)) {
-		ret = -EBADF;
-		goto error_kfree;
-	}
-
-	kioeventfd->eventfd = eventfd_ctx_fileget(fd_file(f));
-	fdput(f);
-
+	kioeventfd->eventfd = eventfd_ctx_fdget(ioeventfd->event_fd);
 	if (IS_ERR(kioeventfd->eventfd)) {
 		ret = PTR_ERR(kioeventfd->eventfd);
 		goto error_kfree;
-- 
2.39.2





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