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path: root/fs/reiserfs/xattr_acl.c
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Diffstat (limited to 'fs/reiserfs/xattr_acl.c')
-rw-r--r--fs/reiserfs/xattr_acl.c24
1 files changed, 19 insertions, 5 deletions
diff --git a/fs/reiserfs/xattr_acl.c b/fs/reiserfs/xattr_acl.c
index 44474f9b990d..d7c01ef64eda 100644
--- a/fs/reiserfs/xattr_acl.c
+++ b/fs/reiserfs/xattr_acl.c
@@ -30,7 +30,7 @@ posix_acl_set(struct dentry *dentry, const char *name, const void *value,
30 return -EPERM; 30 return -EPERM;
31 31
32 if (value) { 32 if (value) {
33 acl = posix_acl_from_xattr(value, size); 33 acl = posix_acl_from_xattr(&init_user_ns, value, size);
34 if (IS_ERR(acl)) { 34 if (IS_ERR(acl)) {
35 return PTR_ERR(acl); 35 return PTR_ERR(acl);
36 } else if (acl) { 36 } else if (acl) {
@@ -77,7 +77,7 @@ posix_acl_get(struct dentry *dentry, const char *name, void *buffer,
77 return PTR_ERR(acl); 77 return PTR_ERR(acl);
78 if (acl == NULL) 78 if (acl == NULL)
79 return -ENODATA; 79 return -ENODATA;
80 error = posix_acl_to_xattr(acl, buffer, size); 80 error = posix_acl_to_xattr(&init_user_ns, acl, buffer, size);
81 posix_acl_release(acl); 81 posix_acl_release(acl);
82 82
83 return error; 83 return error;
@@ -121,15 +121,23 @@ static struct posix_acl *posix_acl_from_disk(const void *value, size_t size)
121 case ACL_OTHER: 121 case ACL_OTHER:
122 value = (char *)value + 122 value = (char *)value +
123 sizeof(reiserfs_acl_entry_short); 123 sizeof(reiserfs_acl_entry_short);
124 acl->a_entries[n].e_id = ACL_UNDEFINED_ID;
125 break; 124 break;
126 125
127 case ACL_USER: 126 case ACL_USER:
127 value = (char *)value + sizeof(reiserfs_acl_entry);
128 if ((char *)value > end)
129 goto fail;
130 acl->a_entries[n].e_uid =
131 make_kuid(&init_user_ns,
132 le32_to_cpu(entry->e_id));
133 break;
128 case ACL_GROUP: 134 case ACL_GROUP:
129 value = (char *)value + sizeof(reiserfs_acl_entry); 135 value = (char *)value + sizeof(reiserfs_acl_entry);
130 if ((char *)value > end) 136 if ((char *)value > end)
131 goto fail; 137 goto fail;
132 acl->a_entries[n].e_id = le32_to_cpu(entry->e_id); 138 acl->a_entries[n].e_gid =
139 make_kgid(&init_user_ns,
140 le32_to_cpu(entry->e_id));
133 break; 141 break;
134 142
135 default: 143 default:
@@ -164,13 +172,19 @@ static void *posix_acl_to_disk(const struct posix_acl *acl, size_t * size)
164 ext_acl->a_version = cpu_to_le32(REISERFS_ACL_VERSION); 172 ext_acl->a_version = cpu_to_le32(REISERFS_ACL_VERSION);
165 e = (char *)ext_acl + sizeof(reiserfs_acl_header); 173 e = (char *)ext_acl + sizeof(reiserfs_acl_header);
166 for (n = 0; n < acl->a_count; n++) { 174 for (n = 0; n < acl->a_count; n++) {
175 const struct posix_acl_entry *acl_e = &acl->a_entries[n];
167 reiserfs_acl_entry *entry = (reiserfs_acl_entry *) e; 176 reiserfs_acl_entry *entry = (reiserfs_acl_entry *) e;
168 entry->e_tag = cpu_to_le16(acl->a_entries[n].e_tag); 177 entry->e_tag = cpu_to_le16(acl->a_entries[n].e_tag);
169 entry->e_perm = cpu_to_le16(acl->a_entries[n].e_perm); 178 entry->e_perm = cpu_to_le16(acl->a_entries[n].e_perm);
170 switch (acl->a_entries[n].e_tag) { 179 switch (acl->a_entries[n].e_tag) {
171 case ACL_USER: 180 case ACL_USER:
181 entry->e_id = cpu_to_le32(
182 from_kuid(&init_user_ns, acl_e->e_uid));
183 e += sizeof(reiserfs_acl_entry);
184 break;
172 case ACL_GROUP: 185 case ACL_GROUP:
173 entry->e_id = cpu_to_le32(acl->a_entries[n].e_id); 186 entry->e_id = cpu_to_le32(
187 from_kgid(&init_user_ns, acl_e->e_gid));
174 e += sizeof(reiserfs_acl_entry); 188 e += sizeof(reiserfs_acl_entry);
175 break; 189 break;
176 190