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| author |   Nicholas Krause <xerofoify@gmail.com> | 2016-02-02 19:17:59 -0500 |
|---|---|---|
| committer |   Linus Walleij <linus.walleij@linaro.org> | 2016-02-16 00:20:04 +0100 |
| commit | d6f434e8585ac5e4256d894819bf76d02bc2ed3c (patch) | |
| tree | f902445297048e99dcf39e813db6fc4ae40699a7 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | gpio: Remove unused asm/gpio.h files (diff) | |
| download | wireguard-linux-d6f434e8585ac5e4256d894819bf76d02bc2ed3c.tar.xz wireguard-linux-d6f434e8585ac5e4256d894819bf76d02bc2ed3c.zip | |
gpio: davinci: Fix possible NULL pointer deference
This fixes a possible NULL pointer deference in the function,
davinci_gpio_probe due to the function, gpio2regs being able
to return a NULL pointer if it rans to get the registers for
the gpio devices on a davinci board. Furthermore if this does
arise return -ENXIO to signal callers that this case has arisen
and avoiding setting the regs or other pointer values on the
Signed-off-by: Nicholas Krause <xerofoify@gmail.com>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions