[PATCH net] rxrpc: Fix error when reading rxrpc tokens

David Howells posted 1 patch 2 years, 7 months ago
net/rxrpc/key.c |    2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
[PATCH net] rxrpc: Fix error when reading rxrpc tokens
Posted by David Howells 2 years, 7 months ago
From: Marc Dionne <marc.dionne@auristor.com>

When converting from ASSERTCMP to WARN_ON, the tested condition must
be inverted, which was missed for this case.

This would cause an EIO error when trying to read an rxrpc token, for
instance when trying to display tokens with AuriStor's "tokens" command.

Fixes: 84924aac08a4 ("rxrpc: Fix checker warning")
Signed-off-by: Marc Dionne <marc.dionne@auristor.com>
Signed-off-by: David Howells <dhowells@redhat.com>
cc: "David S. Miller" <davem@davemloft.net>
cc: Eric Dumazet <edumazet@google.com>
cc: Jakub Kicinski <kuba@kernel.org>
cc: Paolo Abeni <pabeni@redhat.com>
cc: linux-afs@lists.infradead.org
cc: netdev@vger.kernel.org
---
 net/rxrpc/key.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/rxrpc/key.c b/net/rxrpc/key.c
index 8d53aded09c4..33e8302a79e3 100644
--- a/net/rxrpc/key.c
+++ b/net/rxrpc/key.c
@@ -680,7 +680,7 @@ static long rxrpc_read(const struct key *key,
 			return -ENOPKG;
 		}
 
-		if (WARN_ON((unsigned long)xdr - (unsigned long)oldxdr ==
+		if (WARN_ON((unsigned long)xdr - (unsigned long)oldxdr !=
 			    toksize))
 			return -EIO;
 	}
Re: [PATCH net] rxrpc: Fix error when reading rxrpc tokens
Posted by patchwork-bot+netdevbpf@kernel.org 2 years, 7 months ago
Hello:

This patch was applied to netdev/net.git (main)
by David S. Miller <davem@davemloft.net>:

On Fri, 21 Apr 2023 17:16:17 +0100 you wrote:
> From: Marc Dionne <marc.dionne@auristor.com>
> 
> When converting from ASSERTCMP to WARN_ON, the tested condition must
> be inverted, which was missed for this case.
> 
> This would cause an EIO error when trying to read an rxrpc token, for
> instance when trying to display tokens with AuriStor's "tokens" command.
> 
> [...]

Here is the summary with links:
  - [net] rxrpc: Fix error when reading rxrpc tokens
    https://git.kernel.org/netdev/net/c/fadfc57cc804

You are awesome, thank you!
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