Author: andreast
Date: Thu Jan  6 20:19:01 2011
New Revision: 217065
URL: http://svn.freebsd.org/changeset/base/217065

Log:
  Remove unused variables. Spotted by a cppcheck
  (devel/cppcheck, http://sourceforge.net/projects/cppcheck) run.
  
  Approved by: nwhitehorn (mentor)

Modified:
  head/sys/powerpc/aim/nexus.c
  head/sys/powerpc/aim/vm_machdep.c
  head/sys/powerpc/cpufreq/dfs.c
  head/sys/powerpc/cpufreq/pcr.c
  head/sys/powerpc/powermac/macgpio.c
  head/sys/powerpc/powermac/uninorth.c

Modified: head/sys/powerpc/aim/nexus.c
==============================================================================
--- head/sys/powerpc/aim/nexus.c        Thu Jan  6 20:05:24 2011        
(r217064)
+++ head/sys/powerpc/aim/nexus.c        Thu Jan  6 20:19:01 2011        
(r217065)
@@ -340,7 +340,6 @@ static int
 nexus_setup_intr(device_t dev, device_t child, struct resource *res, int flags,
     driver_filter_t *filter, driver_intr_t *ihand, void *arg, void **cookiep)
 {
-       driver_t        *driver;
        int             error;
 
        /* somebody tried to setup an irq that failed to allocate! */
@@ -351,8 +350,6 @@ nexus_setup_intr(device_t dev, device_t 
        if ((rman_get_flags(res) & RF_SHAREABLE) == 0)
                flags |= INTR_EXCL;
 
-       driver = device_get_driver(child);
-
        /*
         * We depend here on rman_activate_resource() being idempotent.
         */

Modified: head/sys/powerpc/aim/vm_machdep.c
==============================================================================
--- head/sys/powerpc/aim/vm_machdep.c   Thu Jan  6 20:05:24 2011        
(r217064)
+++ head/sys/powerpc/aim/vm_machdep.c   Thu Jan  6 20:19:01 2011        
(r217065)
@@ -143,7 +143,6 @@ extern uintptr_t tocbase;
 void
 cpu_fork(struct thread *td1, struct proc *p2, struct thread *td2, int flags)
 {
-       struct  proc *p1;
        struct  trapframe *tf;
        struct  callframe *cf;
        struct  pcb *pcb;
@@ -156,8 +155,6 @@ cpu_fork(struct thread *td1, struct proc
        if ((flags & RFPROC) == 0)
                return;
 
-       p1 = td1->td_proc;
-
        pcb = (struct pcb *)((td2->td_kstack +
            td2->td_kstack_pages * PAGE_SIZE - sizeof(struct pcb)) & ~0x2fUL);
        td2->td_pcb = pcb;

Modified: head/sys/powerpc/cpufreq/dfs.c
==============================================================================
--- head/sys/powerpc/cpufreq/dfs.c      Thu Jan  6 20:05:24 2011        
(r217064)
+++ head/sys/powerpc/cpufreq/dfs.c      Thu Jan  6 20:19:01 2011        
(r217065)
@@ -165,12 +165,10 @@ dfs_settings(device_t dev, struct cf_set
 static int
 dfs_set(device_t dev, const struct cf_setting *set)
 {
-       struct dfs_softc *sc;
        register_t hid1;
        
        if (set == NULL)
                return (EINVAL);
-       sc = device_get_softc(dev);
 
        hid1 = mfspr(SPR_HID1);
        hid1 &= ~(HID1_DFS2 | HID1_DFS4);

Modified: head/sys/powerpc/cpufreq/pcr.c
==============================================================================
--- head/sys/powerpc/cpufreq/pcr.c      Thu Jan  6 20:05:24 2011        
(r217064)
+++ head/sys/powerpc/cpufreq/pcr.c      Thu Jan  6 20:19:01 2011        
(r217065)
@@ -305,12 +305,10 @@ pcr_set(device_t dev, const struct cf_se
 static int
 pcr_get(device_t dev, struct cf_setting *set)
 {
-       struct pcr_softc *sc;
        uint64_t psr;
 
        if (set == NULL)
                return (EINVAL);
-       sc = device_get_softc(dev);
 
        memset(set, CPUFREQ_VAL_UNKNOWN, sizeof(*set));
 

Modified: head/sys/powerpc/powermac/macgpio.c
==============================================================================
--- head/sys/powerpc/powermac/macgpio.c Thu Jan  6 20:05:24 2011        
(r217064)
+++ head/sys/powerpc/powermac/macgpio.c Thu Jan  6 20:19:01 2011        
(r217065)
@@ -264,10 +264,8 @@ static struct resource *
 macgpio_alloc_resource(device_t bus, device_t child, int type, int *rid,
                     u_long start, u_long end, u_long count, u_int flags)
 {
-       struct macgpio_softc *sc;
        struct macgpio_devinfo *dinfo;
 
-       sc = device_get_softc(bus);
        dinfo = device_get_ivars(child);
 
        if (type != SYS_RES_IRQ)

Modified: head/sys/powerpc/powermac/uninorth.c
==============================================================================
--- head/sys/powerpc/powermac/uninorth.c        Thu Jan  6 20:05:24 2011        
(r217064)
+++ head/sys/powerpc/powermac/uninorth.c        Thu Jan  6 20:19:01 2011        
(r217065)
@@ -530,11 +530,8 @@ static int
 unin_chip_activate_resource(device_t bus, device_t child, int type, int rid,
                            struct resource *res)
 {
-       struct unin_chip_softc *sc;
        void    *p;
 
-       sc = device_get_softc(bus);
-
        if (type == SYS_RES_IRQ)
                 return (bus_activate_resource(bus, type, rid, res));
 
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