staging: comedi: ni_tio: fix warnings of uninitialized variables

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Fix the following warnings by initializing these variables
to zero and add error check to return early when the check
returns an error.

drivers/staging/comedi/drivers/ni_tio.c: In function ‘ni_tio_set_sync_mode’:
drivers/staging/comedi/drivers/ni_tio.c:492:28: warning: ‘ps’ may be used uninitialized in this function [-Wuninitialized]
drivers/staging/comedi/drivers/ni_tio.c: In function ‘ni_tio_insn_config’:
drivers/staging/comedi/drivers/ni_tio.c:820:2: warning: ‘temp64’ may be used uninitialized in this function [-Wuninitialized]
drivers/staging/comedi/drivers/ni_tio.c:811:6: note: ‘temp64’ was declared her

Signed-off-by: Ted Chen <tedc.37zngo@gmail.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Ted Chen 2016-10-30 23:29:20 +08:00 • committed by Greg Kroah-Hartman

parent 48157007c8

commit c9b3272122

1 changed files with 10 additions and 6 deletions

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drivers/staging/comedi/drivers/ni_tio.c

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