From: Roel Kluin <roel.kluin@xxxxxxxxx> If `cmd->chanlist_len' is 0, then we write ppl[-1]. Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx> --- drivers/staging/comedi/drivers/s626.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/staging/comedi/drivers/s626.c b/drivers/staging/comedi/drivers/s626.c index 6549d11..80d2787 100644 --- a/drivers/staging/comedi/drivers/s626.c +++ b/drivers/staging/comedi/drivers/s626.c @@ -1707,7 +1707,8 @@ static int s626_ai_load_polllist(uint8_t * ppl, struct comedi_cmd *cmd) else ppl[n] = (CR_CHAN((cmd->chanlist)[n])) | (RANGE_10V); } - ppl[n - 1] |= EOPL; + if (n != 0) + ppl[n - 1] |= EOPL; return n; } -- 1.6.4.2 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
