PNP: change pnp_add_id() to allocate its own pnp_id structures

This moves some of the pnp_id knowledge out of the backends and into
the PNP core.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Acked-By: Rene Herman <rene.herman@gmail.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 4 insertions, 5 deletions

diff --git a/drivers/pnp/pnpbios/rsparser.c b/drivers/pnp/pnpbios/rsparser.c
index caade3531416..dbc88412c12e 100644
--- a/drivers/pnp/pnpbios/rsparser.c
+++ b/drivers/pnp/pnpbios/rsparser.c
@@ -16,6 +16,7 @@ inline void pcibios_penalize_isa_irq(int irq, int active)
 }
 #endif                          /* CONFIG_PCI */
 
+#include "../base.h"
 #include "pnpbios.h"
 
 /* standard resource tags */
@@ -548,13 +549,11 @@ static unsigned char *pnpbios_parse_compatible_ids(unsigned char *p,
                 case SMALL_TAG_COMPATDEVID:     /* compatible ID */
                         if (len != 4)
                                 goto len_err;
-                        dev_id = kzalloc(sizeof(struct pnp_id), GFP_KERNEL);
-                        if (!dev_id)
-                                return NULL;
                         pnpid32_to_pnpid(p[1] | p[2] << 8 | p[3] << 16 | p[4] <<
                                          24, id);
-                        memcpy(&dev_id->id, id, 7);
-                        pnp_add_id(dev_id, dev);
+                        dev_id = pnp_add_id(dev, id);
+                        if (!dev_id)
+                                return NULL;
                         break;
 
                 case SMALL_TAG_END: