diff options
author | David Woodhouse <dwmw2@infradead.org> | 2007-10-13 14:43:54 +0100 |
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committer | David Woodhouse <dwmw2@infradead.org> | 2007-10-13 14:43:54 +0100 |
commit | b160292cc216a50fd0cd386b0bda2cd48352c73b (patch) | |
tree | ef07cf98f91353ee4c9ec1e1ca7a2a5d9d4b538a /drivers/pnp/manager.c | |
parent | b37bde147890c8fea8369a5a4e230dabdea4ebfb (diff) | |
parent | bbf25010f1a6b761914430f5fca081ec8c7accd1 (diff) | |
download | op-kernel-dev-b160292cc216a50fd0cd386b0bda2cd48352c73b.zip op-kernel-dev-b160292cc216a50fd0cd386b0bda2cd48352c73b.tar.gz |
Merge Linux 2.6.23
Diffstat (limited to 'drivers/pnp/manager.c')
-rw-r--r-- | drivers/pnp/manager.c | 27 |
1 files changed, 2 insertions, 25 deletions
diff --git a/drivers/pnp/manager.c b/drivers/pnp/manager.c index 3bda513..0826287e 100644 --- a/drivers/pnp/manager.c +++ b/drivers/pnp/manager.c @@ -21,9 +21,6 @@ static int pnp_assign_port(struct pnp_dev *dev, struct pnp_port *rule, int idx) resource_size_t *start, *end; unsigned long *flags; - if (!dev || !rule) - return -EINVAL; - if (idx >= PNP_MAX_PORT) { pnp_err ("More than 4 ports is incompatible with pnp specifications."); @@ -66,9 +63,6 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx) resource_size_t *start, *end; unsigned long *flags; - if (!dev || !rule) - return -EINVAL; - if (idx >= PNP_MAX_MEM) { pnp_err ("More than 8 mems is incompatible with pnp specifications."); @@ -127,9 +121,6 @@ static int pnp_assign_irq(struct pnp_dev *dev, struct pnp_irq *rule, int idx) 5, 10, 11, 12, 9, 14, 15, 7, 3, 4, 13, 0, 1, 6, 8, 2 }; - if (!dev || !rule) - return -EINVAL; - if (idx >= PNP_MAX_IRQ) { pnp_err ("More than 2 irqs is incompatible with pnp specifications."); @@ -181,9 +172,6 @@ static int pnp_assign_dma(struct pnp_dev *dev, struct pnp_dma *rule, int idx) 1, 3, 5, 6, 7, 0, 2, 4 }; - if (!dev || !rule) - return -EINVAL; - if (idx >= PNP_MAX_DMA) { pnp_err ("More than 2 dmas is incompatible with pnp specifications."); @@ -390,7 +378,7 @@ static int pnp_assign_resources(struct pnp_dev *dev, int depnum) up(&pnp_res_mutex); return 1; - fail: +fail: pnp_clean_resource_table(&dev->res); up(&pnp_res_mutex); return 0; @@ -410,8 +398,6 @@ int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table *res, int i; struct pnp_resource_table *bak; - if (!dev || !res) - return -EINVAL; if (!pnp_can_configure(dev)) return -ENODEV; bak = pnp_alloc(sizeof(struct pnp_resource_table)); @@ -444,7 +430,7 @@ int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table *res, kfree(bak); return 0; - fail: +fail: dev->res = *bak; up(&pnp_res_mutex); kfree(bak); @@ -460,9 +446,6 @@ int pnp_auto_config_dev(struct pnp_dev *dev) struct pnp_option *dep; int i = 1; - if (!dev) - return -EINVAL; - if (!pnp_can_configure(dev)) { pnp_dbg("Device %s does not support resource configuration.", dev->dev.bus_id); @@ -541,8 +524,6 @@ int pnp_activate_dev(struct pnp_dev *dev) { int error; - if (!dev) - return -EINVAL; if (dev->active) return 0; /* the device is already active */ @@ -568,8 +549,6 @@ int pnp_disable_dev(struct pnp_dev *dev) { int error; - if (!dev) - return -EINVAL; if (!dev->active) return 0; /* the device is already disabled */ @@ -596,8 +575,6 @@ int pnp_disable_dev(struct pnp_dev *dev) void pnp_resource_change(struct resource *resource, resource_size_t start, resource_size_t size) { - if (resource == NULL) - return; resource->flags &= ~(IORESOURCE_AUTO | IORESOURCE_UNSET); resource->start = start; resource->end = start + size - 1; |