ISAPNP: fold isapnp_read_resources() back into isapnp_get_resources()

isapnp_get_resources() does very little besides call
isapnp_read_resources(), so just fold them back together.

Based on a patch by Rene Herman <rene.herman@gmail.com>

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index f08399497e4cd22669038994d3d0395ebace1bfc..a3f1566ccea5e2236348920ce17a6a5ea46fada2 100644 (file)
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -929,62 +929,54 @@ EXPORT_SYMBOL(isapnp_cfg_begin);
 EXPORT_SYMBOL(isapnp_cfg_end);
 EXPORT_SYMBOL(isapnp_write_byte);
 
-static int isapnp_read_resources(struct pnp_dev *dev)
+static int isapnp_get_resources(struct pnp_dev *dev)
 {
        struct pnp_resource *pnp_res;
-       int tmp, ret;
+       int i, ret;
 
+       dev_dbg(&dev->dev, "get resources\n");
+       pnp_init_resources(dev);
+       isapnp_cfg_begin(dev->card->number, dev->number);
        dev->active = isapnp_read_byte(ISAPNP_CFG_ACTIVATE);
-       if (dev->active) {
-               for (tmp = 0; tmp < ISAPNP_MAX_PORT; tmp++) {
-                       ret = isapnp_read_word(ISAPNP_CFG_PORT + (tmp << 1));
-                       if (!ret)
-                               continue;
+       if (!dev->active)
+               goto __end;
+
+       for (i = 0; i < ISAPNP_MAX_PORT; i++) {
+               ret = isapnp_read_word(ISAPNP_CFG_PORT + (i << 1));
+               if (ret) {
                        pnp_res = pnp_add_io_resource(dev, ret, ret, 0);
                        if (pnp_res)
-                               pnp_res->index = tmp;
+                               pnp_res->index = i;
                }
-               for (tmp = 0; tmp < ISAPNP_MAX_MEM; tmp++) {
-                       ret =
-                           isapnp_read_word(ISAPNP_CFG_MEM + (tmp << 3)) << 8;
-                       if (!ret)
-                               continue;
+       }
+       for (i = 0; i < ISAPNP_MAX_MEM; i++) {
+               ret = isapnp_read_word(ISAPNP_CFG_MEM + (i << 3)) << 8;
+               if (ret) {
                        pnp_res = pnp_add_mem_resource(dev, ret, ret, 0);
                        if (pnp_res)
-                               pnp_res->index = tmp;
+                               pnp_res->index = i;
                }
-               for (tmp = 0; tmp < ISAPNP_MAX_IRQ; tmp++) {
-                       ret =
-                           (isapnp_read_word(ISAPNP_CFG_IRQ + (tmp << 1)) >>
-                            8);
-                       if (!ret)
-                               continue;
+       }
+       for (i = 0; i < ISAPNP_MAX_IRQ; i++) {
+               ret = isapnp_read_word(ISAPNP_CFG_IRQ + (i << 1)) >> 8;
+               if (ret) {
                        pnp_res = pnp_add_irq_resource(dev, ret, 0);
                        if (pnp_res)
-                               pnp_res->index = tmp;
+                               pnp_res->index = i;
                }
-               for (tmp = 0; tmp < ISAPNP_MAX_DMA; tmp++) {
-                       ret = isapnp_read_byte(ISAPNP_CFG_DMA + tmp);
-                       if (ret == 4)
-                               continue;
+       }
+       for (i = 0; i < ISAPNP_MAX_DMA; i++) {
+               ret = isapnp_read_byte(ISAPNP_CFG_DMA + i);
+               if (ret != 4) {
                        pnp_res = pnp_add_dma_resource(dev, ret, 0);
                        if  (pnp_res)
-                               pnp_res->index = tmp;
+                               pnp_res->index = i;
                }
        }
-       return 0;
-}
 
-static int isapnp_get_resources(struct pnp_dev *dev)
-{
-       int ret;
-
-       dev_dbg(&dev->dev, "get resources\n");
-       pnp_init_resources(dev);
-       isapnp_cfg_begin(dev->card->number, dev->number);
-       ret = isapnp_read_resources(dev);
+__end:
        isapnp_cfg_end();
-       return ret;
+       return 0;
 }
 
 static int isapnp_set_resources(struct pnp_dev *dev)