6 files changed, 15 insertions, 19 deletions
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 1697043119b..35914b6e1d2 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -841,7 +841,7 @@ config JS_RTC
 
 config GEN_RTC
 	tristate "Generic /dev/rtc emulation"
-	depends on RTC!=y && !IA64 && !ARM && !M32R && !MIPS && !SPARC && !FRV && !S390 && !SUPERH && !AVR32
+	depends on RTC!=y && !IA64 && !ARM && !M32R && !MIPS && !SPARC && !FRV && !S390 && !SUPERH && !AVR32 && !BLACKFIN
 	---help---
 	  If you say Y here and create a character special file /dev/rtc with
 	  major number 10 and minor number 135 using mknod ("man mknod"), you
diff --git a/drivers/char/consolemap.c b/drivers/char/consolemap.c
index 4246b8e36cb..45d3e80156d 100644
--- a/drivers/char/consolemap.c
+++ b/drivers/char/consolemap.c
@@ -554,7 +554,7 @@ int con_set_unimap(struct vc_data *vc, ushort ct, struct unipair __user *list)
 		__get_user(fontpos, &list->fontpos);
 		if ((err1 = con_insert_unipair(p, unicode,fontpos)) != 0)
 			err = err1;
-			list++;
+		list++;
 	}
 	
 	if (con_unify_unimap(vc, p))
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 6431f6921a6..3586b3b3df3 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -425,9 +425,6 @@ static ssize_t read_oldmem(struct file *file, char __user *buf,
 }
 #endif
 
-extern long vread(char *buf, char *addr, unsigned long count);
-extern long vwrite(char *buf, char *addr, unsigned long count);
-
 #ifdef CONFIG_DEVKMEM
 /*
  * This function reads the *virtual* memory as seen by the kernel.
diff --git a/drivers/char/mwave/mwavedd.c b/drivers/char/mwave/mwavedd.c
index 4f8d67fed29..94ad2c3bfc4 100644
--- a/drivers/char/mwave/mwavedd.c
+++ b/drivers/char/mwave/mwavedd.c
@@ -663,7 +663,7 @@ static int __init mwave_init(void)
 #if 0
 	/* sysfs */
 	memset(&mwave_device, 0, sizeof (struct device));
-	snprintf(mwave_device.bus_id, BUS_ID_SIZE, "mwave");
+	dev_set_name(&mwave_device, "mwave");
 
 	if (device_register(&mwave_device))
 		goto cleanup_error;
diff --git a/drivers/char/random.c b/drivers/char/random.c
index c7afc068c28..7c13581ca9c 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -407,7 +407,7 @@ struct entropy_store {
 	/* read-write data: */
 	spinlock_t lock;
 	unsigned add_ptr;
-	int entropy_count;	/* Must at no time exceed ->POOLBITS! */
+	int entropy_count;
 	int input_rotate;
 };
 
@@ -767,11 +767,10 @@ static size_t account(struct entropy_store *r, size_t nbytes, int min,
 {
 	unsigned long flags;
 
-	BUG_ON(r->entropy_count > r->poolinfo->POOLBITS);
-
 	/* Hold lock while accounting */
 	spin_lock_irqsave(&r->lock, flags);
 
+	BUG_ON(r->entropy_count > r->poolinfo->POOLBITS);
 	DEBUG_ENT("trying to extract %d bits from %s\n",
 		  nbytes * 8, r->name);
 
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index 94966edfb44..d41b9f6f790 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -82,7 +82,7 @@ static void sysrq_handle_loglevel(int key, struct tty_struct *tty)
 }
 static struct sysrq_key_op sysrq_loglevel_op = {
 	.handler	= sysrq_handle_loglevel,
-	.help_msg	= "loglevel0-8",
+	.help_msg	= "loglevel(0-9)",
 	.action_msg	= "Changing Loglevel",
 	.enable_mask	= SYSRQ_ENABLE_LOG,
 };
@@ -233,7 +233,7 @@ static void sysrq_handle_showallcpus(int key, struct tty_struct *tty)
 
 static struct sysrq_key_op sysrq_showallcpus_op = {
 	.handler	= sysrq_handle_showallcpus,
-	.help_msg	= "aLlcpus",
+	.help_msg	= "show-backtrace-all-active-cpus(L)",
 	.action_msg	= "Show backtrace of all active CPUs",
 	.enable_mask	= SYSRQ_ENABLE_DUMP,
 };
@@ -247,7 +247,7 @@ static void sysrq_handle_showregs(int key, struct tty_struct *tty)
 }
 static struct sysrq_key_op sysrq_showregs_op = {
 	.handler	= sysrq_handle_showregs,
-	.help_msg	= "showPc",
+	.help_msg	= "show-registers(P)",
 	.action_msg	= "Show Regs",
 	.enable_mask	= SYSRQ_ENABLE_DUMP,
 };
@@ -258,7 +258,7 @@ static void sysrq_handle_showstate(int key, struct tty_struct *tty)
 }
 static struct sysrq_key_op sysrq_showstate_op = {
 	.handler	= sysrq_handle_showstate,
-	.help_msg	= "showTasks",
+	.help_msg	= "show-task-states(T)",
 	.action_msg	= "Show State",
 	.enable_mask	= SYSRQ_ENABLE_DUMP,
 };
@@ -269,7 +269,7 @@ static void sysrq_handle_showstate_blocked(int key, struct tty_struct *tty)
 }
 static struct sysrq_key_op sysrq_showstate_blocked_op = {
 	.handler	= sysrq_handle_showstate_blocked,
-	.help_msg	= "shoW-blocked-tasks",
+	.help_msg	= "show-blocked-tasks(W)",
 	.action_msg	= "Show Blocked State",
 	.enable_mask	= SYSRQ_ENABLE_DUMP,
 };
@@ -297,7 +297,7 @@ static void sysrq_handle_showmem(int key, struct tty_struct *tty)
 }
 static struct sysrq_key_op sysrq_showmem_op = {
 	.handler	= sysrq_handle_showmem,
-	.help_msg	= "showMem",
+	.help_msg	= "show-memory-usage(M)",
 	.action_msg	= "Show Memory",
 	.enable_mask	= SYSRQ_ENABLE_DUMP,
 };
@@ -323,7 +323,7 @@ static void sysrq_handle_term(int key, struct tty_struct *tty)
 }
 static struct sysrq_key_op sysrq_term_op = {
 	.handler	= sysrq_handle_term,
-	.help_msg	= "tErm",
+	.help_msg	= "terminate-all-tasks(E)",
 	.action_msg	= "Terminate All Tasks",
 	.enable_mask	= SYSRQ_ENABLE_SIGNAL,
 };
@@ -341,7 +341,7 @@ static void sysrq_handle_moom(int key, struct tty_struct *tty)
 }
 static struct sysrq_key_op sysrq_moom_op = {
 	.handler	= sysrq_handle_moom,
-	.help_msg	= "Full",
+	.help_msg	= "memory-full-oom-kill(F)",
 	.action_msg	= "Manual OOM execution",
 	.enable_mask	= SYSRQ_ENABLE_SIGNAL,
 };
@@ -353,7 +353,7 @@ static void sysrq_handle_kill(int key, struct tty_struct *tty)
 }
 static struct sysrq_key_op sysrq_kill_op = {
 	.handler	= sysrq_handle_kill,
-	.help_msg	= "kIll",
+	.help_msg	= "kill-all-tasks(I)",
 	.action_msg	= "Kill All Tasks",
 	.enable_mask	= SYSRQ_ENABLE_SIGNAL,
 };
@@ -364,7 +364,7 @@ static void sysrq_handle_unrt(int key, struct tty_struct *tty)
 }
 static struct sysrq_key_op sysrq_unrt_op = {
 	.handler	= sysrq_handle_unrt,
-	.help_msg	= "Nice",
+	.help_msg	= "nice-all-RT-tasks(N)",
 	.action_msg	= "Nice All RT Tasks",
 	.enable_mask	= SYSRQ_ENABLE_RTNICE,
 };