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staging/most: fix return value for DIM_GetChannelState 

Return NULL instead of 0 for invalid input.

Signed-off-by: Tomas Melin <tomas.melin@iki.fi>
Acked-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Andrey Shvetsov <andrey.shvetsov@k2l.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tomas Melin 2015-08-09 17:08:41 +03:00 committed by Greg Kroah-Hartman
parent ad88aae057
commit 910bf1efe6
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/most/hdm-dim2/dim2_hal.c
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@ -889,7 +889,7 @@ struct dim_ch_state_t *DIM_GetChannelState(struct dim_channel *ch,
struct dim_ch_state_t *state_ptr)
{
if (!ch || !state_ptr)
return 0;
return NULL;
state_ptr->ready = ch->state.level < 2;
state_ptr->done_buffers = ch->done_sw_buffers_number;