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| author | Phil Reid <preid@electromag.com.au> | 2016-11-08 13:18:11 +0800 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-11-08 10:29:47 +0100 |
| commit | 386377b5473043c09b2de40bfe5abfb0fc87e1b4 (patch) | |
| tree | a0514a12d5fb118951c07382435ba857e334f536 /drivers/gpio/gpiolib.c | |
| parent | 53f8d322234649b4d6f1515b20c127a577efd164 (diff) | |
| download | blackbird-obmc-linux-386377b5473043c09b2de40bfe5abfb0fc87e1b4.tar.gz blackbird-obmc-linux-386377b5473043c09b2de40bfe5abfb0fc87e1b4.zip | |
gpio: pca953x: Move memcpy into mutex lock for set multiple
Need to ensure that reg_output is not updated while setting multiple
bits. This makes the mutex locking behaviour for the set_multiple call
consistent with that of the set_value call.
Cc: stable@vger.kernel.org
Fixes: b4818afeacbd ("gpio: pca953x: Add set_multiple to allow multiple")
Signed-off-by: Phil Reid <preid@electromag.com.au>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpiolib.c')
0 files changed, 0 insertions, 0 deletions
