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| author | Axel Lin <axel.lin@ingics.com> | 2014-10-27 09:37:35 -0700 |
|---|---|---|
| committer | Santosh Shilimkar <ssantosh@kernel.org> | 2014-10-27 09:37:35 -0700 |
| commit | 42813295dfa3689c73e93726e7ebbbdb466dd246 (patch) | |
| tree | 387823539fc3ce0adb2f832590266aa30082c04c /drivers/soc | |
| parent | f114040e3ea6e07372334ade75d1ee0775c355e1 (diff) | |
| download | lwn-42813295dfa3689c73e93726e7ebbbdb466dd246.tar.gz lwn-42813295dfa3689c73e93726e7ebbbdb466dd246.zip | |
soc: ti: Use list_first_entry_or_null() at appropriate places
Use list_first_entry_or_null() for first_region() and first_queue_range().
list_first_entry() expects the list is not empty, so first_region() and
first_queue_range() never return NULL.
Thus use list_first_entry_or_null() instead.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org>
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/ti/knav_qmss.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/soc/ti/knav_qmss.h b/drivers/soc/ti/knav_qmss.h index bc9dcc8cc3ce..51da2341280d 100644 --- a/drivers/soc/ti/knav_qmss.h +++ b/drivers/soc/ti/knav_qmss.h @@ -348,15 +348,15 @@ struct knav_range_info { list_for_each_entry(region, &kdev->regions, list) #define first_region(kdev) \ - list_first_entry(&kdev->regions, \ - struct knav_region, list) + list_first_entry_or_null(&kdev->regions, \ + struct knav_region, list) #define for_each_queue_range(kdev, range) \ list_for_each_entry(range, &kdev->queue_ranges, list) #define first_queue_range(kdev) \ - list_first_entry(&kdev->queue_ranges, \ - struct knav_range_info, list) + list_first_entry_or_null(&kdev->queue_ranges, \ + struct knav_range_info, list) #define for_each_pool(kdev, pool) \ list_for_each_entry(pool, &kdev->pools, list) |