[PATCH 2.6] 4/7 replace uml_strdup by kstrdup

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Date: Mon Jan 31 2005 - 22:36:45 EST

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This patch removes the strdup implementation in the UML architecture
(uml_strdup), and updates it to use the kstrdup library function.

Signed-off-by: Paulo Marques <pmarques@xxxxxxxxxxxx>

--
Paulo Marques - www.grupopie.com

All that is necessary for the triumph of evil is that good men do nothing.
Edmund Burke (1729 - 1797)
diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/drivers/cow_sys.h linux-2.6.11-rc2-bk9/arch/um/drivers/cow_sys.h
--- vanilla-2.6.11-rc2-bk9/arch/um/drivers/cow_sys.h 2005-01-31 20:05:17.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/drivers/cow_sys.h 2005-01-31 20:40:01.713782823 +0000
@@ -18,11 +18,6 @@ static inline void cow_free(void *ptr)

#define cow_printf printk

-static inline char *cow_strdup(char *str)
-{
- return(uml_strdup(str));
-}
-
static inline int cow_seek_file(int fd, unsigned long long offset)
{
return(os_seek_file(fd, offset));
diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/drivers/cow_user.c linux-2.6.11-rc2-bk9/arch/um/drivers/cow_user.c
--- vanilla-2.6.11-rc2-bk9/arch/um/drivers/cow_user.c 2005-01-31 20:05:17.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/drivers/cow_user.c 2005-01-31 20:39:08.587154730 +0000
@@ -7,6 +7,7 @@
#include <sys/param.h>
#include <sys/user.h>
#include <netinet/in.h>
+#include <linux/string.h>

#include "os.h"

@@ -313,7 +314,7 @@ int read_cow_header(int (*reader)(__u64,
goto out;
}
err = -ENOMEM;
- *backing_file_out = cow_strdup(file);
+ *backing_file_out = kstrdup(file, GFP_KERNEL);
if(*backing_file_out == NULL){
cow_printf("read_cow_header - failed to allocate backing "
"file\n");
diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/drivers/line.c linux-2.6.11-rc2-bk9/arch/um/drivers/line.c
--- vanilla-2.6.11-rc2-bk9/arch/um/drivers/line.c 2005-01-31 20:05:17.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/drivers/line.c 2005-01-31 20:39:08.587154730 +0000
@@ -9,6 +9,7 @@
#include "linux/kd.h"
#include "linux/interrupt.h"
#include "linux/devfs_fs_kernel.h"
+#include "linux/string.h"
#include "asm/uaccess.h"
#include "chan_kern.h"
#include "irq_user.h"
@@ -445,10 +446,10 @@ int line_setup(struct line *lines, int n

int line_config(struct line *lines, int num, char *str)
{
- char *new = uml_strdup(str);
+ char *new = kstrdup(str, GFP_KERNEL);

if(new == NULL){
- printk("line_config - uml_strdup failed\n");
+ printk("line_config - kstrdup failed\n");
return(-ENOMEM);
}
return(!line_setup(lines, num, new, 0));
@@ -555,9 +556,9 @@ void lines_init(struct line *lines, int
INIT_LIST_HEAD(&line->chan_list);
sema_init(&line->sem, 1);
if(line->init_str != NULL){
- line->init_str = uml_strdup(line->init_str);
+ line->init_str = kstrdup(line->init_str, GFP_KERNEL);
if(line->init_str == NULL)
- printk("lines_init - uml_strdup returned "
+ printk("lines_init - kstrdup returned "
"NULL\n");
}
}
diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/drivers/mconsole_kern.c linux-2.6.11-rc2-bk9/arch/um/drivers/mconsole_kern.c
--- vanilla-2.6.11-rc2-bk9/arch/um/drivers/mconsole_kern.c 2005-01-31 20:05:17.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/drivers/mconsole_kern.c 2005-01-31 20:39:08.588154554 +0000
@@ -20,6 +20,7 @@
#include "linux/namei.h"
#include "linux/proc_fs.h"
#include "linux/syscalls.h"
+#include "linux/string.h"
#include "asm/irq.h"
#include "asm/uaccess.h"
#include "user_util.h"
@@ -483,7 +484,7 @@ int mconsole_init(void)
}

if(notify_socket != NULL){
- notify_socket = uml_strdup(notify_socket);
+ notify_socket = kstrdup(notify_socket, GFP_KERNEL);
if(notify_socket != NULL)
mconsole_notify(notify_socket, MCONSOLE_SOCKET,
mconsole_socket_name,
diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/drivers/net_kern.c linux-2.6.11-rc2-bk9/arch/um/drivers/net_kern.c
--- vanilla-2.6.11-rc2-bk9/arch/um/drivers/net_kern.c 2005-01-31 20:05:17.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/drivers/net_kern.c 2005-01-31 20:39:08.589154377 +0000
@@ -20,6 +20,7 @@
#include "linux/ctype.h"
#include "linux/bootmem.h"
#include "linux/ethtool.h"
+#include "linux/string.h"
#include "asm/uaccess.h"
#include "user_util.h"
#include "kern_util.h"
@@ -602,7 +603,7 @@ static int net_config(char *str)
err = eth_parse(str, &n, &str);
if(err) return(err);

- str = uml_strdup(str);
+ str = kstrdup(str, GFP_KERNEL);
if(str == NULL){
printk(KERN_ERR "net_config failed to strdup string\n");
return(-1);
diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/drivers/ubd_kern.c linux-2.6.11-rc2-bk9/arch/um/drivers/ubd_kern.c
--- vanilla-2.6.11-rc2-bk9/arch/um/drivers/ubd_kern.c 2005-01-31 20:05:17.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/drivers/ubd_kern.c 2005-01-31 20:39:08.589154377 +0000
@@ -35,6 +35,7 @@
#include "linux/blkpg.h"
#include "linux/genhd.h"
#include "linux/spinlock.h"
+#include "linux/string.h"
#include "asm/segment.h"
#include "asm/uaccess.h"
#include "asm/irq.h"
@@ -722,7 +723,7 @@ static int ubd_config(char *str)
{
int n, err;

- str = uml_strdup(str);
+ str = kstrdup(str, GFP_KERNEL);
if(str == NULL){
printk(KERN_ERR "ubd_config failed to strdup string\n");
return(1);
diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/include/kern_util.h linux-2.6.11-rc2-bk9/arch/um/include/kern_util.h
--- vanilla-2.6.11-rc2-bk9/arch/um/include/kern_util.h 2004-12-24 21:34:31.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/include/kern_util.h 2005-01-31 20:40:37.752426461 +0000
@@ -85,7 +85,6 @@ extern int attach_debugger(int idle_pid,
extern void bad_segv(unsigned long address, unsigned long ip, int is_write);
extern int config_gdb(char *str);
extern int remove_gdb(void);
-extern char *uml_strdup(char *string);
extern void unprotect_kernel_mem(void);
extern void protect_kernel_mem(void);
extern void uml_cleanup(void);
diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/kernel/ksyms.c linux-2.6.11-rc2-bk9/arch/um/kernel/ksyms.c
--- vanilla-2.6.11-rc2-bk9/arch/um/kernel/ksyms.c 2005-01-31 20:05:17.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/kernel/ksyms.c 2005-01-31 20:39:08.590154201 +0000
@@ -61,7 +61,6 @@ EXPORT_SYMBOL(strncpy_from_user_skas);
EXPORT_SYMBOL(copy_to_user_skas);
EXPORT_SYMBOL(copy_from_user_skas);
#endif
-EXPORT_SYMBOL(uml_strdup);

EXPORT_SYMBOL(os_stat_fd);
EXPORT_SYMBOL(os_stat_file);
diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/kernel/process_kern.c linux-2.6.11-rc2-bk9/arch/um/kernel/process_kern.c
--- vanilla-2.6.11-rc2-bk9/arch/um/kernel/process_kern.c 2005-01-31 20:05:17.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/kernel/process_kern.c 2005-01-31 20:39:08.590154201 +0000
@@ -353,16 +353,6 @@ void do_uml_exitcalls(void)
(*call)();
}

-char *uml_strdup(char *string)
-{
- char *new;
-
- new = kmalloc(strlen(string) + 1, GFP_KERNEL);
- if(new == NULL) return(NULL);
- strcpy(new, string);
- return(new);
-}
-
void *get_init_task(void)
{
return(&init_thread_union.thread_info.task);
diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/kernel/tempfile.c linux-2.6.11-rc2-bk9/arch/um/kernel/tempfile.c
--- vanilla-2.6.11-rc2-bk9/arch/um/kernel/tempfile.c 2004-12-24 21:34:58.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/kernel/tempfile.c 2005-01-31 20:39:08.590154201 +0000
@@ -9,6 +9,7 @@
#include <string.h>
#include <errno.h>
#include <sys/param.h>
+#include <linux/string.h>
#include "init.h"

/* Modified from create_mem_file and start_debugger */
diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/kernel/tt/gdb.c linux-2.6.11-rc2-bk9/arch/um/kernel/tt/gdb.c
--- vanilla-2.6.11-rc2-bk9/arch/um/kernel/tt/gdb.c 2005-01-31 20:05:18.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/kernel/tt/gdb.c 2005-01-31 20:39:08.591154025 +0000
@@ -10,6 +10,7 @@
#include <signal.h>
#include <sys/ptrace.h>
#include <sys/types.h>
+#include <linux/string.h>
#include "uml-config.h"
#include "kern_constants.h"
#include "chan_user.h"
@@ -200,7 +201,7 @@ int attach_debugger(int idle_pid, int pi
#ifdef notdef /* Put this back in when it does something useful */
static int __init uml_gdb_init_setup(char *line, int *add)
{
- gdb_init = uml_strdup(line);
+ gdb_init = kstrdup(line, GFP_KERNEL);
return 0;
}

diff -buprN -X dontdiff vanilla-2.6.11-rc2-bk9/arch/um/os-Linux/drivers/tuntap_user.c linux-2.6.11-rc2-bk9/arch/um/os-Linux/drivers/tuntap_user.c
--- vanilla-2.6.11-rc2-bk9/arch/um/os-Linux/drivers/tuntap_user.c 2004-12-24 21:35:40.000000000 +0000
+++ linux-2.6.11-rc2-bk9/arch/um/os-Linux/drivers/tuntap_user.c 2005-01-31 20:39:08.591154025 +0000
@@ -15,6 +15,7 @@
#include <sys/ioctl.h>
#include <net/if.h>
#include <linux/if_tun.h>
+#include <linux/string.h>
#include "net_user.h"
#include "tuntap.h"
#include "kern_util.h"
@@ -175,7 +176,7 @@ static int tuntap_open(void *data)
return(err);
}

- pri->dev_name = uml_strdup(buffer);
+ pri->dev_name = kstrdup(buffer);
output += IFNAMSIZ;
printk("%s", output);
free_output_buffer(buffer);

Next message: : "[PATCH 2.6] 3/7 use kstrdup library function in parport/probe.c"
Previous message: : "[PATCH 2.6] 1/7 create kstrdup library function"
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