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-rw-r--r--fs/pstore/platform.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c
index 86d1038b5a12..b7ffe2bcd9c4 100644
--- a/fs/pstore/platform.c
+++ b/fs/pstore/platform.c
@@ -239,17 +239,15 @@ int pstore_register(struct pstore_info *psi)
{
struct module *owner = psi->owner;
+ if (backend && strcmp(backend, psi->name))
+ return -EPERM;
+
spin_lock(&pstore_lock);
if (psinfo) {
spin_unlock(&pstore_lock);
return -EBUSY;
}
- if (backend && strcmp(backend, psi->name)) {
- spin_unlock(&pstore_lock);
- return -EINVAL;
- }
-
if (!psi->write)
psi->write = pstore_write_compat;
psinfo = psi;
@@ -274,6 +272,9 @@ int pstore_register(struct pstore_info *psi)
add_timer(&pstore_timer);
}
+ pr_info("pstore: Registered %s as persistent store backend\n",
+ psi->name);
+
return 0;
}
EXPORT_SYMBOL_GPL(pstore_register);