From: Zhang chunchao <[email protected]>
To: [email protected], [email protected]
Cc: [email protected], [email protected],
[email protected], Zhang chunchao <[email protected]>
Subject: [PATCH] io_uring: Optimizing return value
Date: Fri, 12 Aug 2022 10:00:00 +0800 [thread overview]
Message-ID: <[email protected]> (raw)
Delete return value ret Initialize assignment, change return value ret
to EOPNOTSUPP when IO_IS_URING_FOPS failed.
Signed-off-by: Zhang chunchao <[email protected]>
---
io_uring/io_uring.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index b54218da075c..1b56f3d1a47b 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -3859,16 +3859,17 @@ SYSCALL_DEFINE4(io_uring_register, unsigned int, fd, unsigned int, opcode,
void __user *, arg, unsigned int, nr_args)
{
struct io_ring_ctx *ctx;
- long ret = -EBADF;
+ long ret;
struct fd f;
f = fdget(fd);
if (!f.file)
return -EBADF;
- ret = -EOPNOTSUPP;
- if (!io_is_uring_fops(f.file))
+ if (!io_is_uring_fops(f.file)) {
+ ret = -EOPNOTSUPP;
goto out_fput;
+ }
ctx = f.file->private_data;
--
2.18.2
next reply other threads:[~2022-08-12 2:00 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-12 2:00 Zhang chunchao [this message]
2022-08-12 2:02 ` [PATCH] io_uring: Optimizing return value Jens Axboe
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