Commit 724fa862 authored by Ye Bin's avatar Ye Bin Committed by Tyler Hicks
Browse files

eCryptfs: Use DEFINE_MUTEX() for mutex lock 



mutex lock can be initialized automatically with DEFINE_MUTEX()
rather than explicitly calling mutex_init().

Reported-by: default avatarHulk Robot <hulkci@huawei.com>
Signed-off-by: default avatarYe Bin <yebin10@huawei.com>
Signed-off-by: default avatarTyler Hicks <code@tyhicks.com>
parent ffbed072

fs/ecryptfs/messaging.c

+2 −4
Original line number Diff line number Diff line
@@ -14,10 +14,10 @@ 


static LIST_HEAD(ecryptfs_msg_ctx_free_list);

static LIST_HEAD(ecryptfs_msg_ctx_alloc_list);

static struct mutex ecryptfs_msg_ctx_lists_mux;

static DEFINE_MUTEX(ecryptfs_msg_ctx_lists_mux);



static struct hlist_head *ecryptfs_daemon_hash;

struct mutex ecryptfs_daemon_hash_mux;

DEFINE_MUTEX(ecryptfs_daemon_hash_mux);

static int ecryptfs_hash_bits;

#define ecryptfs_current_euid_hash(uid) \

	hash_long((unsigned long)from_kuid(&init_user_ns, current_euid()), ecryptfs_hash_bits)
@@ -361,7 +361,6 @@ int __init ecryptfs_init_messaging(void) 
		       "too large, defaulting to [%d] users\n", __func__,

		       ecryptfs_number_of_users);

	}

	mutex_init(&ecryptfs_daemon_hash_mux);

	mutex_lock(&ecryptfs_daemon_hash_mux);

	ecryptfs_hash_bits = 1;

	while (ecryptfs_number_of_users >> ecryptfs_hash_bits)
@@ -385,7 +384,6 @@ int __init ecryptfs_init_messaging(void) 
		rc = -ENOMEM;

		goto out;

	}

	mutex_init(&ecryptfs_msg_ctx_lists_mux);

	mutex_lock(&ecryptfs_msg_ctx_lists_mux);

	ecryptfs_msg_counter = 0;

	for (i = 0; i < ecryptfs_message_buf_len; i++) {