Export lookup_user_key() symbol in order to allow nvdimm passphrase
update to retrieve user injected keys.
Signed-off-by: Dave Jiang <dave.ji...@intel.com>
Acked-by: David Howells <dhowe...@redhat.com>
Signed-off-by: Dan Williams <dan.j.willi...@intel.com>
---
include/linux/key.h | 3 +++
security/keys/internal.h | 2 --
security/keys/process_keys.c | 1 +
3 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/linux/key.h b/include/linux/key.h
index e58ee10f6e58..7099985e35a9 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -346,6 +346,9 @@ static inline key_serial_t key_serial(const struct key *key)
extern void key_set_timeout(struct key *, unsigned);
+extern key_ref_t lookup_user_key(key_serial_t id, unsigned long flags,
+ key_perm_t perm);
+
/*
* The permissions required on a key that we're looking up.
*/
diff --git a/security/keys/internal.h b/security/keys/internal.h
index 74cb0ff42fed..479909b858c7 100644
--- a/security/keys/internal.h
+++ b/security/keys/internal.h
@@ -158,8 +158,6 @@ extern struct key *request_key_and_link(struct key_type
*type,
extern bool lookup_user_key_possessed(const struct key *key,
const struct key_match_data *match_data);
-extern key_ref_t lookup_user_key(key_serial_t id, unsigned long flags,
- key_perm_t perm);
#define KEY_LOOKUP_CREATE 0x01
#define KEY_LOOKUP_PARTIAL 0x02
#define KEY_LOOKUP_FOR_UNLINK 0x04
diff --git a/security/keys/process_keys.c b/security/keys/process_keys.c
index d5b25e535d3a..ec4fd4531224 100644
--- a/security/keys/process_keys.c
+++ b/security/keys/process_keys.c
@@ -755,6 +755,7 @@ key_ref_t lookup_user_key(key_serial_t id, unsigned long
lflags,
put_cred(ctx.cred);
goto try_again;
}
+EXPORT_SYMBOL(lookup_user_key);
/*
* Join the named keyring as the session keyring if possible else attempt to
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