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-rw-r--r--ipc/mqueue.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index c8943b5..a8aa615 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -660,7 +660,7 @@ asmlinkage long sys_mq_open(const char __user *u_name, int oflag, mode_t mode,
if (fd < 0)
goto out_putname;
- down(&mqueue_mnt->mnt_root->d_inode->i_sem);
+ mutex_lock(&mqueue_mnt->mnt_root->d_inode->i_mutex);
dentry = lookup_one_len(name, mqueue_mnt->mnt_root, strlen(name));
if (IS_ERR(dentry)) {
error = PTR_ERR(dentry);
@@ -697,7 +697,7 @@ out_putfd:
out_err:
fd = error;
out_upsem:
- up(&mqueue_mnt->mnt_root->d_inode->i_sem);
+ mutex_unlock(&mqueue_mnt->mnt_root->d_inode->i_mutex);
out_putname:
putname(name);
return fd;
@@ -714,7 +714,7 @@ asmlinkage long sys_mq_unlink(const char __user *u_name)
if (IS_ERR(name))
return PTR_ERR(name);
- down(&mqueue_mnt->mnt_root->d_inode->i_sem);
+ mutex_lock(&mqueue_mnt->mnt_root->d_inode->i_mutex);
dentry = lookup_one_len(name, mqueue_mnt->mnt_root, strlen(name));
if (IS_ERR(dentry)) {
err = PTR_ERR(dentry);
@@ -735,7 +735,7 @@ out_err:
dput(dentry);
out_unlock:
- up(&mqueue_mnt->mnt_root->d_inode->i_sem);
+ mutex_unlock(&mqueue_mnt->mnt_root->d_inode->i_mutex);
putname(name);
if (inode)
iput(inode);
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