diff options
author | Thomas Gleixner | 2015-06-21 20:16:17 +0200 |
---|---|---|
committer | Thomas Gleixner | 2015-06-25 11:57:13 +0200 |
commit | 0cfc45cfdf5065cd02e1120169e1de7eb774ae3e (patch) | |
tree | 0fae6066513654ff1c6100497070f171ec863417 /scripts/Makefile.modinst | |
parent | bb56fc3577ea38ee6f7d4aaf25473ebd0f1337a0 (diff) |
pinctrl/samsung: Fix race in installing chained IRQ handler
Fix a race where a pending interrupt could be received and the handler
called before the handler's data has been setup, by converting to
irq_set_chained_handler_and_data().
Search and conversion was done with coccinelle:
@@
expression E1, E2, E3;
@@
(
-if (irq_set_chained_handler(E1, E3) != 0)
- BUG();
|
-irq_set_chained_handler(E1, E3);
)
-irq_set_handler_data(E1, E2);
+irq_set_chained_handler_and_data(E1, E3, E2);
@@
expression E1, E2, E3;
@@
(
-if (irq_set_chained_handler(E1, E3) != 0)
- BUG();
...
|
-irq_set_chained_handler(E1, E3);
...
)
-irq_set_handler_data(E1, E2);
+irq_set_chained_handler_and_data(E1, E3, E2);
Reported-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Julia Lawall <Julia.Lawall@lip6.fr>
Cc: Tomasz Figa <tomasz.figa@gmail.com>
Cc: Thomas Abraham <thomas.abraham@linaro.org>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-samsung-soc@vger.kernel.org
Cc: linux-gpio@vger.kernel.org
Diffstat (limited to 'scripts/Makefile.modinst')
0 files changed, 0 insertions, 0 deletions