diff mbox series

[RFC,v2,1/6] vsock: return errors other than -ENOMEM to socket

Message ID 84f44358-dd8b-de8f-b782-7b6f03e0a759@sberdevices.ru (mailing list archive)
State Superseded
Headers show
Series vsock: update tools and error handling | expand

Checks

Context Check Description
netdev/tree_selection success Guessed tree name to be net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers success CCed 7 of 7 maintainers
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 10 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Arseniy Krasnov Nov. 25, 2022, 5:03 p.m. UTC
From: Bobby Eshleman <bobby.eshleman@bytedance.com>

This removes behaviour, where error code returned from any
transport was always switched to ENOMEM.

Signed-off-by: Bobby Eshleman <bobby.eshleman@bytedance.com>
Signed-off-by: Arseniy Krasnov <AVKrasnov@sberdevices.ru>
---
 net/vmw_vsock/af_vsock.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Comments

Stefano Garzarella Dec. 1, 2022, 9:17 a.m. UTC | #1
On Fri, Nov 25, 2022 at 05:03:06PM +0000, Arseniy Krasnov wrote:
>From: Bobby Eshleman <bobby.eshleman@bytedance.com>
>
>This removes behaviour, where error code returned from any
>transport was always switched to ENOMEM.
>
>Signed-off-by: Bobby Eshleman <bobby.eshleman@bytedance.com>
>Signed-off-by: Arseniy Krasnov <AVKrasnov@sberdevices.ru>
>---
> net/vmw_vsock/af_vsock.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)

This patch LGTM, but I would move after the 2 patches that change vmci 
and hyperv transports.

First we should fix the transports by returning the error we think is 
right, and then expose it to the user.

Thanks,
Stefano

>
>diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
>index 884eca7f6743..61ddab664c33 100644
>--- a/net/vmw_vsock/af_vsock.c
>+++ b/net/vmw_vsock/af_vsock.c
>@@ -1862,8 +1862,9 @@ static int vsock_connectible_sendmsg(struct socket *sock, struct msghdr *msg,
> 			written = transport->stream_enqueue(vsk,
> 					msg, len - total_written);
> 		}
>+
> 		if (written < 0) {
>-			err = -ENOMEM;
>+			err = written;
> 			goto out_err;
> 		}
>
>-- 
>2.25.1
diff mbox series

Patch

diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index 884eca7f6743..61ddab664c33 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -1862,8 +1862,9 @@  static int vsock_connectible_sendmsg(struct socket *sock, struct msghdr *msg,
 			written = transport->stream_enqueue(vsk,
 					msg, len - total_written);
 		}
+
 		if (written < 0) {
-			err = -ENOMEM;
+			err = written;
 			goto out_err;
 		}