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    Subject[PATCH v0 26/42] alpha: Check notifier registration return value
    Date
    From: Borislav Petkov <bp@suse.de>

    Avoid homegrown notifier registration checks.

    No functional changes.

    Signed-off-by: Borislav Petkov <bp@suse.de>
    Cc: linux-alpha@vger.kernel.org
    ---
    arch/alpha/kernel/setup.c | 5 +++--
    1 file changed, 3 insertions(+), 2 deletions(-)

    diff --git a/arch/alpha/kernel/setup.c b/arch/alpha/kernel/setup.c
    index b4fbbba30aa2..520c08031137 100644
    --- a/arch/alpha/kernel/setup.c
    +++ b/arch/alpha/kernel/setup.c
    @@ -465,8 +465,9 @@ setup_arch(char **cmdline_p)
    }

    /* Register a call for panic conditions. */
    - atomic_notifier_chain_register(&panic_notifier_list,
    - &alpha_panic_block);
    + if (atomic_notifier_chain_register(&panic_notifier_list,
    + &alpha_panic_block))
    + pr_warn("Panic notifier already registered\n");

    #ifndef alpha_using_srm
    /* Assume that we've booted from SRM if we haven't booted from MILO.
    --
    2.29.2
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