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authorDenis V. Lunev <den@openvz.org>2008-05-03 00:34:05 +0400
committerPaul Mackerras <paulus@samba.org>2008-05-05 10:47:14 +0400
commit9185ef6787f1c8f1c06aa0cb3c7746fb4f101f50 (patch)
tree02c8dd5bd96606d752af795d4903ab76bef80da1 /arch/powerpc/platforms/pseries/scanlog.c
parentb41e5fffe8b81fc939067d8c1c195cc79115d5a3 (diff)
downloadlinux-9185ef6787f1c8f1c06aa0cb3c7746fb4f101f50.tar.xz
[POWERPC] Assign PDE->data before gluing PDE into /proc tree
Simply replace proc_create and further data assigned with proc_create_data. No need to check for data!=NULL after that. Signed-off-by: Denis V. Lunev <den@openvz.org> Cc: Alexey Dobriyan <adobriyan@openvz.org> Cc: Eric W. Biederman <ebiederm@xmission.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/platforms/pseries/scanlog.c')
-rw-r--r--arch/powerpc/platforms/pseries/scanlog.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/arch/powerpc/platforms/pseries/scanlog.c b/arch/powerpc/platforms/pseries/scanlog.c
index bec3803f0618..417eca79df69 100644
--- a/arch/powerpc/platforms/pseries/scanlog.c
+++ b/arch/powerpc/platforms/pseries/scanlog.c
@@ -55,11 +55,6 @@ static ssize_t scanlog_read(struct file *file, char __user *buf,
dp = PDE(inode);
data = (unsigned int *)dp->data;
- if (!data) {
- printk(KERN_ERR "scanlog: read failed no data\n");
- return -EIO;
- }
-
if (count > RTAS_DATA_BUF_SIZE)
count = RTAS_DATA_BUF_SIZE;
@@ -146,11 +141,6 @@ static int scanlog_open(struct inode * inode, struct file * file)
struct proc_dir_entry *dp = PDE(inode);
unsigned int *data = (unsigned int *)dp->data;
- if (!data) {
- printk(KERN_ERR "scanlog: open failed no data\n");
- return -EIO;
- }
-
if (data[0] != 0) {
/* This imperfect test stops a second copy of the
* data (or a reset while data is being copied)
@@ -168,10 +158,6 @@ static int scanlog_release(struct inode * inode, struct file * file)
struct proc_dir_entry *dp = PDE(inode);
unsigned int *data = (unsigned int *)dp->data;
- if (!data) {
- printk(KERN_ERR "scanlog: release failed no data\n");
- return -EIO;
- }
data[0] = 0;
return 0;
@@ -200,12 +186,11 @@ static int __init scanlog_init(void)
if (!data)
goto err;
- ent = proc_create("ppc64/rtas/scan-log-dump", S_IRUSR, NULL,
- &scanlog_fops);
+ ent = proc_create_data("ppc64/rtas/scan-log-dump", S_IRUSR, NULL,
+ &scanlog_fops, data);
if (!ent)
goto err;
- ent->data = data;
proc_ppc64_scan_log_dump = ent;
return 0;