[PATCH] riscv: kgdb: Fix a missing irq restore issue on an early-return path

[Paul Walmsley]

Hi,

On Tue, 26 May 2026, Hui Wang wrote:

> If kgdb_handle_exception() fails, the local_irq_restore() is not
> called and the function returns to the caller with interrupts still
> disabled. To fix it, add the missing irq restore here.
> 
> Fixes: fe89bd2be866 ("riscv: Add KGDB support")
> Cc: stable at vger.kernel.org
> Signed-off-by: Hui Wang <hui.wang at canonical.com>

Was this found using an LLM or some other static analysis tool?  If so, 
please add an Assisted-by: tag, according to the directions documented 
here:

  https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst#n637 

and here:

  https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/coding-assistants.rst


- Paul