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staging:iio:documentation make read_size signed to allow for errors.

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Without this all hell breaks loose if you have no data.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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Jonathan Cameron 2011-04-15 18:56:00 +01:00 committed by Greg Kroah-Hartman
parent 3dba81ba80
commit c77b38108d
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/iio/Documentation/generic_buffer.c
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@ -132,7 +132,7 @@ int main(int argc, char **argv)
int datardytrigger = 1;
char *data;
size_t read_size;
ssize_t read_size;
struct iio_event_data dat;
int dev_num, trig_num;
char *buffer_access, *buffer_event;