greybus: don't assume subdevs are valid

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Most of the disconnect routines for the "subdevs" of a module
blindly assume that initialization of the subdev was successful.

Fix this by checking for null pointers.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>

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This commit is contained in:

Alex Elder 2014-10-16 06:35:24 -05:00 • committed by Greg Kroah-Hartman

parent 8fd39e3dcb

commit 051fb04712

4 changed files with 9 additions and 1 deletions

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2

drivers/staging/greybus/battery-gb.c

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2

drivers/staging/greybus/gpio-gb.c

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2

drivers/staging/greybus/i2c-gb.c

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4

drivers/staging/greybus/sdio-gb.c

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