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authorFinn Thain <fthain@linux-m68k.org>2024-03-13 03:53:41 +0100
committerGeert Uytterhoeven <geert@linux-m68k.org>2024-04-29 16:45:53 +0200
commitd301a71c76ee4c384b4e03cdc320a55f5cf1df05 (patch)
treedc1127dec9ad876fe61637d955a7fea6f5cea912 /drivers/macintosh/via-macii.c
parentzorro: Use helpers from ioport.h (diff)
downloadlinux-d301a71c76ee4c384b4e03cdc320a55f5cf1df05.tar.xz
linux-d301a71c76ee4c384b4e03cdc320a55f5cf1df05.zip
macintosh/via-macii: Fix "BUG: sleeping function called from invalid context"
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/419fcc09d0e563b425c419053d02236b044d86b0.1710298421.git.fthain@linux-m68k.org Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat (limited to 'drivers/macintosh/via-macii.c')
-rw-r--r--drivers/macintosh/via-macii.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/macintosh/via-macii.c b/drivers/macintosh/via-macii.c
index db9270da5b8e..b6ddf1d47cb4 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 */