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lparcfg: don't bother saving pointer to proc_dir_entry

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2013-03-31 23:21:50 -04:00
parent 6ea1511ec4
commit b177a29251
1 changed files with 2 additions and 9 deletions
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11
arch/powerpc/kernel/lparcfg.c
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@ -41,8 +41,6 @@
/* #define LPARCFG_DEBUG */ /* #define LPARCFG_DEBUG */
static struct proc_dir_entry *proc_ppc64_lparcfg;
/* /*
* Track sum of all purrs across all processors. This is used to further * Track sum of all purrs across all processors. This is used to further
* calculate usage values by different applications * calculate usage values by different applications
@ -688,27 +686,22 @@ static const struct file_operations lparcfg_fops = {
static int __init lparcfg_init(void) static int __init lparcfg_init(void)
{ {
struct proc_dir_entry *ent;
umode_t mode = S_IRUSR | S_IRGRP | S_IROTH; umode_t mode = S_IRUSR | S_IRGRP | S_IROTH;
/* Allow writing if we have FW_FEATURE_SPLPAR */ /* Allow writing if we have FW_FEATURE_SPLPAR */
if (firmware_has_feature(FW_FEATURE_SPLPAR)) if (firmware_has_feature(FW_FEATURE_SPLPAR))
mode |= S_IWUSR; mode |= S_IWUSR;
ent = proc_create("powerpc/lparcfg", mode, NULL, &lparcfg_fops); if (!proc_create("powerpc/lparcfg", mode, NULL, &lparcfg_fops)) {
if (!ent) {
printk(KERN_ERR "Failed to create powerpc/lparcfg\n"); printk(KERN_ERR "Failed to create powerpc/lparcfg\n");
return -EIO; return -EIO;
} }
proc_ppc64_lparcfg = ent;
return 0; return 0;
} }
static void __exit lparcfg_cleanup(void) static void __exit lparcfg_cleanup(void)
{ {
if (proc_ppc64_lparcfg) remove_proc_subtree("powerpc/lparcfg", NULL);
remove_proc_entry("lparcfg", proc_ppc64_lparcfg->parent);
} }
module_init(lparcfg_init); module_init(lparcfg_init);