5.15-stable review patch. If anyone has any objections, please let me know.
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From: Finn Thain fthain@linux-m68k.org
[ Upstream commit d301a71c76ee4c384b4e03cdc320a55f5cf1df05 ]
The via-macii ADB driver calls request_irq() after disabling hard interrupts. But disabling interrupts isn't necessary here because the VIA shift register interrupt was masked during VIA1 initialization.
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Signed-off-by: Finn Thain fthain@linux-m68k.org Reviewed-by: Geert Uytterhoeven geert@linux-m68k.org Link: https://lore.kernel.org/r/419fcc09d0e563b425c419053d02236b044d86b0.171029842... Signed-off-by: Geert Uytterhoeven geert@linux-m68k.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/macintosh/via-macii.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-)
diff --git a/drivers/macintosh/via-macii.c b/drivers/macintosh/via-macii.c index db9270da5b8e9..b6ddf1d47cb4e 100644 --- a/drivers/macintosh/via-macii.c +++ b/drivers/macintosh/via-macii.c @@ -140,24 +140,19 @@ static int macii_probe(void) /* Initialize the driver */ static int macii_init(void) { - unsigned long flags; int err;
- local_irq_save(flags); - err = macii_init_via(); if (err) - goto out; + return err;
err = request_irq(IRQ_MAC_ADB, macii_interrupt, 0, "ADB", macii_interrupt); if (err) - goto out; + return err;
macii_state = idle; -out: - local_irq_restore(flags); - return err; + return 0; }
/* initialize the hardware */