Messages in this thread Patch in this message | | | From | Vinod Koul <> | Subject | [PATCH] soundwire: Fix incorrect return value check | Date | Tue, 9 Jan 2018 10:15:46 +0530 |
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From: Shreyas NC <shreyas.nc@intel.com>
pm_runtime_get_sync will return negative values for error and 0 or 1 for success. Update the error check accordingly.
Signed-off-by: Shreyas NC <shreyas.nc@intel.com> Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Fixes: 9d715fa005eb: ("soundwire: Add IO transfer") Signed-off-by: Vinod Koul <vinod.koul@intel.com> --- drivers/soundwire/bus.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c index 03313590b661..5d7226c251e6 100644 --- a/drivers/soundwire/bus.c +++ b/drivers/soundwire/bus.c @@ -305,7 +305,7 @@ int sdw_nread(struct sdw_slave *slave, u32 addr, size_t count, u8 *val) return ret; ret = pm_runtime_get_sync(slave->bus->dev); - if (!ret) + if (ret < 0) return ret; ret = sdw_transfer(slave->bus, &msg); @@ -333,7 +333,7 @@ int sdw_nwrite(struct sdw_slave *slave, u32 addr, size_t count, u8 *val) return ret; ret = pm_runtime_get_sync(slave->bus->dev); - if (!ret) + if (ret < 0) return ret; ret = sdw_transfer(slave->bus, &msg); -- 2.7.4
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