linux-kernel - [PATCH v2 1/2] rust: error: Add EOVERFLOW

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Message-ID: <20241101113422.2615566-2-abdiel.janulgue@gmail.com>
Date: Fri,  1 Nov 2024 13:33:23 +0200
From: Abdiel Janulgue <abdiel.janulgue@...il.com>
To: rust-for-linux@...r.kernel.org
Cc: daniel.almeida@...labora.com,
	a.hindborg@...nel.org,
	linux-kernel@...r.kernel.org,
	dakr@...hat.com,
	airlied@...hat.com,
	miguel.ojeda.sandonis@...il.com,
	wedsonaf@...il.com,
	Abdiel Janulgue <abdiel.janulgue@...il.com>
Subject: [PATCH v2 1/2] rust: error: Add EOVERFLOW

Trivial addition for missing EOVERFLOW error. This is used in the
subsequent patch that might require returning EOVERFLOW as a resut
of `checked_mul`.

Signed-off-by: Abdiel Janulgue <abdiel.janulgue@...il.com>
---
 rust/kernel/error.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/rust/kernel/error.rs b/rust/kernel/error.rs
index 7cd3bbab52f2..92bfdaaedb02 100644
--- a/rust/kernel/error.rs
+++ b/rust/kernel/error.rs
@@ -63,6 +63,7 @@ macro_rules! declare_err {
     declare_err!(EPIPE, "Broken pipe.");
     declare_err!(EDOM, "Math argument out of domain of func.");
     declare_err!(ERANGE, "Math result not representable.");
+    declare_err!(EOVERFLOW, "Value too large for defined data type.");
     declare_err!(ERESTARTSYS, "Restart the system call.");
     declare_err!(ERESTARTNOINTR, "System call was interrupted by a signal and will be restarted.");
     declare_err!(ERESTARTNOHAND, "Restart if no handler.");
-- 
2.43.0