diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2015-06-21 21:00:29 +0200 |
---|---|---|
committer | Thomas Gleixner <tglx@linutronix.de> | 2015-06-25 11:57:52 +0200 |
commit | bf54da7d3a49d3359574cdc1590bbc79ee19be6a (patch) | |
tree | 95327f8a794ae196c68cf44a5adf2ed5212340b4 /arch/m68k | |
parent | 51b971b1b93ab5d1d2e9205c9752c8ffbbcfe303 (diff) | |
download | linux-bf54da7d3a49d3359574cdc1590bbc79ee19be6a.tar.bz2 |
avr32/at32ap: 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: Haavard Skinnemoen <hskinnemoen@gmail.com>
Cc: Hans-Christian Egtvedt <egtvedt@samfundet.no>
Diffstat (limited to 'arch/m68k')
0 files changed, 0 insertions, 0 deletions