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authorJ. Bruce Fields <bfields@citi.umich.edu>2010-03-04 12:03:16 -0500
committerJ. Bruce Fields <bfields@citi.umich.edu>2010-03-04 12:04:51 -0500
commit4ea41e2de5bba756858bb40f964e3490b6d1a25c (patch)
tree51a688be321dd42f80d8a0c966eb6a60408d50b3 /fs/ecryptfs/file.c
parent8d75da8afd068fa58b35e69c7c8c46770d9e7a98 (diff)
parent398007f863a4af2b4a5a07219c5a617f1a098115 (diff)
Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs into for-2.6.34-incoming
Resolve merge conflict in fs/xfs/linux-2.6/xfs_export.c.
Diffstat (limited to 'fs/ecryptfs/file.c')
-rw-r--r--fs/ecryptfs/file.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c
index 9e944057001b..678172b61be2 100644
--- a/fs/ecryptfs/file.c
+++ b/fs/ecryptfs/file.c
@@ -158,7 +158,7 @@ static int ecryptfs_open(struct inode *inode, struct file *file)
158 struct dentry *ecryptfs_dentry = file->f_path.dentry; 158 struct dentry *ecryptfs_dentry = file->f_path.dentry;
159 /* Private value of ecryptfs_dentry allocated in 159 /* Private value of ecryptfs_dentry allocated in
160 * ecryptfs_lookup() */ 160 * ecryptfs_lookup() */
161 struct dentry *lower_dentry = ecryptfs_dentry_to_lower(ecryptfs_dentry); 161 struct dentry *lower_dentry;
162 struct ecryptfs_file_info *file_info; 162 struct ecryptfs_file_info *file_info;
163 163
164 mount_crypt_stat = &ecryptfs_superblock_to_private( 164 mount_crypt_stat = &ecryptfs_superblock_to_private(
@@ -191,13 +191,6 @@ static int ecryptfs_open(struct inode *inode, struct file *file)
191 | ECRYPTFS_ENCRYPTED); 191 | ECRYPTFS_ENCRYPTED);
192 } 192 }
193 mutex_unlock(&crypt_stat->cs_mutex); 193 mutex_unlock(&crypt_stat->cs_mutex);
194 if ((ecryptfs_inode_to_private(inode)->lower_file->f_flags & O_RDONLY)
195 && !(file->f_flags & O_RDONLY)) {
196 rc = -EPERM;
197 printk(KERN_WARNING "%s: Lower persistent file is RO; eCryptfs "
198 "file must hence be opened RO\n", __func__);
199 goto out;
200 }
201 if (!ecryptfs_inode_to_private(inode)->lower_file) { 194 if (!ecryptfs_inode_to_private(inode)->lower_file) {
202 rc = ecryptfs_init_persistent_file(ecryptfs_dentry); 195 rc = ecryptfs_init_persistent_file(ecryptfs_dentry);
203 if (rc) { 196 if (rc) {
@@ -208,6 +201,13 @@ static int ecryptfs_open(struct inode *inode, struct file *file)
208 goto out; 201 goto out;
209 } 202 }
210 } 203 }
204 if ((ecryptfs_inode_to_private(inode)->lower_file->f_flags & O_RDONLY)
205 && !(file->f_flags & O_RDONLY)) {
206 rc = -EPERM;
207 printk(KERN_WARNING "%s: Lower persistent file is RO; eCryptfs "
208 "file must hence be opened RO\n", __func__);
209 goto out;
210 }
211 ecryptfs_set_file_lower( 211 ecryptfs_set_file_lower(
212 file, ecryptfs_inode_to_private(inode)->lower_file); 212 file, ecryptfs_inode_to_private(inode)->lower_file);
213 if (S_ISDIR(ecryptfs_dentry->d_inode->i_mode)) { 213 if (S_ISDIR(ecryptfs_dentry->d_inode->i_mode)) {
@@ -299,7 +299,6 @@ static int ecryptfs_ioctl(struct inode *inode, struct file *file,
299const struct file_operations ecryptfs_dir_fops = { 299const struct file_operations ecryptfs_dir_fops = {
300 .readdir = ecryptfs_readdir, 300 .readdir = ecryptfs_readdir,
301 .ioctl = ecryptfs_ioctl, 301 .ioctl = ecryptfs_ioctl,
302 .mmap = generic_file_mmap,
303 .open = ecryptfs_open, 302 .open = ecryptfs_open,
304 .flush = ecryptfs_flush, 303 .flush = ecryptfs_flush,
305 .release = ecryptfs_release, 304 .release = ecryptfs_release,