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staging: fsl-mc: refactored error exit in allocator probe/remove

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Replaced error gotos with direct returns in fsl_mc_allocator_probe()
and fsl_mc_allocator_remove(), since the only error handling done
in those functions is to exit.

Signed-off-by: J. German Rivera <German.Rivera@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
J. German Rivera 2015-10-17 11:18:21 -05:00 committed by Greg Kroah-Hartman
parent 6958cd4483
commit 09a38ab0b1
1 changed files with 9 additions and 14 deletions
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23
drivers/staging/fsl-mc/bus/mc-allocator.c
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@ -474,30 +474,27 @@ static int fsl_mc_allocator_probe(struct fsl_mc_device *mc_dev)
enum fsl_mc_pool_type pool_type; enum fsl_mc_pool_type pool_type;
struct fsl_mc_device *mc_bus_dev; struct fsl_mc_device *mc_bus_dev;
struct fsl_mc_bus *mc_bus; struct fsl_mc_bus *mc_bus;
int error = -EINVAL; int error;
if (WARN_ON(!FSL_MC_IS_ALLOCATABLE(mc_dev->obj_desc.type))) if (WARN_ON(!FSL_MC_IS_ALLOCATABLE(mc_dev->obj_desc.type)))
goto error; return -EINVAL;
mc_bus_dev = to_fsl_mc_device(mc_dev->dev.parent); mc_bus_dev = to_fsl_mc_device(mc_dev->dev.parent);
if (WARN_ON(mc_bus_dev->dev.bus != &fsl_mc_bus_type)) if (WARN_ON(mc_bus_dev->dev.bus != &fsl_mc_bus_type))
goto error; return -EINVAL;
mc_bus = to_fsl_mc_bus(mc_bus_dev); mc_bus = to_fsl_mc_bus(mc_bus_dev);
error = object_type_to_pool_type(mc_dev->obj_desc.type, &pool_type); error = object_type_to_pool_type(mc_dev->obj_desc.type, &pool_type);
if (error < 0) if (error < 0)
goto error; return error;
error = fsl_mc_resource_pool_add_device(mc_bus, pool_type, mc_dev); error = fsl_mc_resource_pool_add_device(mc_bus, pool_type, mc_dev);
if (error < 0) if (error < 0)
goto error; return error;
dev_dbg(&mc_dev->dev, dev_dbg(&mc_dev->dev,
"Allocatable MC object device bound to fsl_mc_allocator driver"); "Allocatable MC object device bound to fsl_mc_allocator driver");
return 0; return 0;
error:
return error;
} }
/** /**
@ -506,22 +503,20 @@ static int fsl_mc_allocator_probe(struct fsl_mc_device *mc_dev)
*/ */
static int fsl_mc_allocator_remove(struct fsl_mc_device *mc_dev) static int fsl_mc_allocator_remove(struct fsl_mc_device *mc_dev)
{ {
int error = -EINVAL; int error;
if (WARN_ON(!FSL_MC_IS_ALLOCATABLE(mc_dev->obj_desc.type))) if (WARN_ON(!FSL_MC_IS_ALLOCATABLE(mc_dev->obj_desc.type)))
goto out; return -EINVAL;
if (mc_dev->resource) { if (mc_dev->resource) {
error = fsl_mc_resource_pool_remove_device(mc_dev); error = fsl_mc_resource_pool_remove_device(mc_dev);
if (error < 0) if (error < 0)
goto out; return error;
} }
dev_dbg(&mc_dev->dev, dev_dbg(&mc_dev->dev,
"Allocatable MC object device unbound from fsl_mc_allocator driver"); "Allocatable MC object device unbound from fsl_mc_allocator driver");
error = 0; return 0;
out:
return error;
} }
static const struct fsl_mc_device_match_id match_id_table[] = { static const struct fsl_mc_device_match_id match_id_table[] = {