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* [PATCH] gpu: nova-core: simplify and_then with condition to filter
@ 2026-04-23  7:11 Eliot Courtney
  2026-04-23 15:04 ` Gary Guo
  0 siblings, 1 reply; 2+ messages in thread
From: Eliot Courtney @ 2026-04-23  7:11 UTC (permalink / raw)
  To: Danilo Krummrich, Alexandre Courbot, Alice Ryhl, David Airlie,
	Simona Vetter
  Cc: John Hubbard, Alistair Popple, Joel Fernandes, Timur Tabi,
	rust-for-linux, dri-devel, linux-kernel, Eliot Courtney

This code is more simply expressed using Option::filter instead of the
and_then with conditional.

Signed-off-by: Eliot Courtney <ecourtney@nvidia.com>
---
 drivers/gpu/nova-core/firmware.rs | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/gpu/nova-core/firmware.rs b/drivers/gpu/nova-core/firmware.rs
index 6c2ab69cb605..3aac073efee2 100644
--- a/drivers/gpu/nova-core/firmware.rs
+++ b/drivers/gpu/nova-core/firmware.rs
@@ -388,13 +388,7 @@ fn new(fw: &'a firmware::Firmware) -> Result<Self> {
             // Extract header.
             .and_then(BinHdr::from_bytes_copy)
             // Validate header.
-            .and_then(|hdr| {
-                if hdr.bin_magic == BIN_MAGIC {
-                    Some(hdr)
-                } else {
-                    None
-                }
-            })
+            .filter(|hdr| hdr.bin_magic == BIN_MAGIC)
             .map(|hdr| Self { hdr, fw })
             .ok_or(EINVAL)
     }

---
base-commit: a7a080bb4236ebe577b6776d940d1717912ff6dd
change-id: 20260423-fix-filter-9a96711b734c

Best regards,
--  
Eliot Courtney <ecourtney@nvidia.com>


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] gpu: nova-core: simplify and_then with condition to filter
  2026-04-23  7:11 [PATCH] gpu: nova-core: simplify and_then with condition to filter Eliot Courtney
@ 2026-04-23 15:04 ` Gary Guo
  0 siblings, 0 replies; 2+ messages in thread
From: Gary Guo @ 2026-04-23 15:04 UTC (permalink / raw)
  To: Eliot Courtney, Danilo Krummrich, Alexandre Courbot, Alice Ryhl,
	David Airlie, Simona Vetter
  Cc: John Hubbard, Alistair Popple, Joel Fernandes, Timur Tabi,
	rust-for-linux, dri-devel, linux-kernel

On Thu Apr 23, 2026 at 8:11 AM BST, Eliot Courtney wrote:
> This code is more simply expressed using Option::filter instead of the
> and_then with conditional.
> 
> Signed-off-by: Eliot Courtney <ecourtney@nvidia.com>

Reviewed-by: Gary Guo <gary@garyguo.net>

> ---
>  drivers/gpu/nova-core/firmware.rs | 8 +-------
>  1 file changed, 1 insertion(+), 7 deletions(-)


^ permalink raw reply	[flat|nested] 2+ messages in thread

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