Merge ../linus

Conflicts:

	drivers/cpufreq/cpufreq.c

5 files changed, 35 insertions, 21 deletions

diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 000695c485..6cabf6d8a7 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -906,13 +906,13 @@ struct sock *ax25_make_new(struct sock *osk, struct ax25_dev *ax25_dev)
         ax25->source_addr = oax25->source_addr;
 
         if (oax25->digipeat != NULL) {
-                if ((ax25->digipeat = kmalloc(sizeof(ax25_digi), GFP_ATOMIC)) == NULL) {
+                ax25->digipeat = kmemdup(oax25->digipeat, sizeof(ax25_digi),
+                                         GFP_ATOMIC);
+                if (ax25->digipeat == NULL) {
                         sk_free(sk);
                         ax25_cb_put(ax25);
                         return NULL;
                 }
-
-                memcpy(ax25->digipeat, oax25->digipeat, sizeof(ax25_digi));
         }
 
         sk->sk_protinfo = ax25;
diff --git a/net/ax25/ax25_addr.c b/net/ax25/ax25_addr.c
index 5f0896ad00..97a49c79c6 100644
--- a/net/ax25/ax25_addr.c
+++ b/net/ax25/ax25_addr.c
@@ -29,17 +29,26 @@
 #include <linux/interrupt.h>
 
 /*
- *      The null address is defined as a callsign of all spaces with an
- *      SSID of zero.
+ * The default broadcast address of an interface is QST-0; the default address
+ * is LINUX-1.  The null address is defined as a callsign of all spaces with
+ * an SSID of zero.
  */
-ax25_address null_ax25_address = {{0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x00}};
 
+const ax25_address ax25_bcast =
+        {{'Q' << 1, 'S' << 1, 'T' << 1, ' ' << 1, ' ' << 1, ' ' << 1, 0 << 1}};
+const ax25_address ax25_defaddr =
+        {{'L' << 1, 'I' << 1, 'N' << 1, 'U' << 1, 'X' << 1, ' ' << 1, 1 << 1}};
+const ax25_address null_ax25_address =
+        {{' ' << 1, ' ' << 1, ' ' << 1, ' ' << 1, ' ' << 1, ' ' << 1, 0 << 1}};
+
+EXPORT_SYMBOL_GPL(ax25_bcast);
+EXPORT_SYMBOL_GPL(ax25_defaddr);
 EXPORT_SYMBOL(null_ax25_address);
 
 /*
  *      ax25 -> ascii conversion
  */
-char *ax2asc(char *buf, ax25_address *a)
+char *ax2asc(char *buf, const ax25_address *a)
 {
         char c, *s;
         int n;
@@ -72,9 +81,9 @@ EXPORT_SYMBOL(ax2asc);
 /*
  *      ascii -> ax25 conversion
  */
-void asc2ax(ax25_address *addr, char *callsign)
+void asc2ax(ax25_address *addr, const char *callsign)
 {
-        char *s;
+        const char *s;
         int n;
 
         for (s = callsign, n = 0; n < 6; n++) {
@@ -107,7 +116,7 @@ EXPORT_SYMBOL(asc2ax);
 /*
  *      Compare two ax.25 addresses
  */
-int ax25cmp(ax25_address *a, ax25_address *b)
+int ax25cmp(const ax25_address *a, const ax25_address *b)
 {
         int ct = 0;
 
@@ -128,7 +137,7 @@ EXPORT_SYMBOL(ax25cmp);
 /*
  *      Compare two AX.25 digipeater paths.
  */
-int ax25digicmp(ax25_digi *digi1, ax25_digi *digi2)
+int ax25digicmp(const ax25_digi *digi1, const ax25_digi *digi2)
 {
         int i;
 
@@ -149,7 +158,9 @@ int ax25digicmp(ax25_digi *digi1, ax25_digi *digi2)
  *      Given an AX.25 address pull of to, from, digi list, command/response and the start of data
  *
  */
-unsigned char *ax25_addr_parse(unsigned char *buf, int len, ax25_address *src, ax25_address *dest, ax25_digi *digi, int *flags, int *dama)
+const unsigned char *ax25_addr_parse(const unsigned char *buf, int len,
+        ax25_address *src, ax25_address *dest, ax25_digi *digi, int *flags,
+        int *dama)
 {
         int d = 0;
 
@@ -204,7 +215,8 @@ unsigned char *ax25_addr_parse(unsigned char *buf, int len, ax25_address *src, a
 /*
  *      Assemble an AX.25 header from the bits
  */
-int ax25_addr_build(unsigned char *buf, ax25_address *src, ax25_address *dest, ax25_digi *d, int flag, int modulus)
+int ax25_addr_build(unsigned char *buf, const ax25_address *src,
+        const ax25_address *dest, const ax25_digi *d, int flag, int modulus)
 {
         int len = 0;
         int ct  = 0;
@@ -261,7 +273,7 @@ int ax25_addr_build(unsigned char *buf, ax25_address *src, ax25_address *dest, a
         return len;
 }
 
-int ax25_addr_size(ax25_digi *dp)
+int ax25_addr_size(const ax25_digi *dp)
 {
         if (dp == NULL)
                 return 2 * AX25_ADDR_LEN;
@@ -272,7 +284,7 @@ int ax25_addr_size(ax25_digi *dp)
 /*
  *      Reverse Digipeat List. May not pass both parameters as same struct
  */
-void ax25_digi_invert(ax25_digi *in, ax25_digi *out)
+void ax25_digi_invert(const ax25_digi *in, ax25_digi *out)
 {
         int ct;
 
diff --git a/net/ax25/ax25_out.c b/net/ax25/ax25_out.c
index d7736e5853..f84047d1e8 100644
--- a/net/ax25/ax25_out.c
+++ b/net/ax25/ax25_out.c
@@ -70,11 +70,11 @@ ax25_cb *ax25_send_frame(struct sk_buff *skb, int paclen, ax25_address *src, ax2
         ax25->dest_addr   = *dest;
 
         if (digi != NULL) {
-                if ((ax25->digipeat = kmalloc(sizeof(ax25_digi), GFP_ATOMIC)) == NULL) {
+                ax25->digipeat = kmemdup(digi, sizeof(*digi), GFP_ATOMIC);
+                if (ax25->digipeat == NULL) {
                         ax25_cb_put(ax25);
                         return NULL;
                 }
-                memcpy(ax25->digipeat, digi, sizeof(ax25_digi));
         }
 
         switch (ax25->ax25_dev->values[AX25_VALUES_PROTOCOL]) {
diff --git a/net/ax25/ax25_route.c b/net/ax25/ax25_route.c
index 51b7bdaf27..8580356ace 100644
--- a/net/ax25/ax25_route.c
+++ b/net/ax25/ax25_route.c
@@ -432,11 +432,12 @@ int ax25_rt_autobind(ax25_cb *ax25, ax25_address *addr)
         }
 
         if (ax25_rt->digipeat != NULL) {
-                if ((ax25->digipeat = kmalloc(sizeof(ax25_digi), GFP_ATOMIC)) == NULL) {
+                ax25->digipeat = kmemdup(ax25_rt->digipeat, sizeof(ax25_digi),
+                                         GFP_ATOMIC);
+                if (ax25->digipeat == NULL) {
                         err = -ENOMEM;
                         goto put;
                 }
-                memcpy(ax25->digipeat, ax25_rt->digipeat, sizeof(ax25_digi));
                 ax25_adjust_path(addr, ax25->digipeat);
         }
 
diff --git a/net/ax25/sysctl_net_ax25.c b/net/ax25/sysctl_net_ax25.c
index 867d425379..d23a27f25d 100644
--- a/net/ax25/sysctl_net_ax25.c
+++ b/net/ax25/sysctl_net_ax25.c
@@ -209,7 +209,9 @@ void ax25_register_sysctl(void)
         }
 
         for (n = 0, ax25_dev = ax25_dev_list; ax25_dev != NULL; ax25_dev = ax25_dev->next) {
-                ctl_table *child = kmalloc(sizeof(ax25_param_table), GFP_ATOMIC);
+                struct ctl_table *child = kmemdup(ax25_param_table,
+                                                  sizeof(ax25_param_table),
+                                                  GFP_ATOMIC);
                 if (!child) {
                         while (n--)
                                 kfree(ax25_table[n].child);
@@ -217,7 +219,6 @@ void ax25_register_sysctl(void)
                         spin_unlock_bh(&ax25_dev_lock);
                         return;
                 }
-                memcpy(child, ax25_param_table, sizeof(ax25_param_table));
                 ax25_table[n].child = ax25_dev->systable = child;
                 ax25_table[n].ctl_name     = n + 1;
                 ax25_table[n].procname     = ax25_dev->dev->name;