diff options
| -rw-r--r-- | fs/hfsplus/dir.c | 11 | ||||
| -rw-r--r-- | fs/hfsplus/xattr.c | 15 |
2 files changed, 21 insertions, 5 deletions
diff --git a/fs/hfsplus/dir.c b/fs/hfsplus/dir.c index bdec66522de3..fb07d260e692 100644 --- a/fs/hfsplus/dir.c +++ b/fs/hfsplus/dir.c @@ -12,6 +12,7 @@ #include <linux/fs.h> #include <linux/slab.h> #include <linux/random.h> +#include <linux/nls.h> #include "hfsplus_fs.h" #include "hfsplus_raw.h" @@ -127,7 +128,7 @@ static int hfsplus_readdir(struct file *file, struct dir_context *ctx) struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; int len, err; - char strbuf[HFSPLUS_MAX_STRLEN + 1]; + char *strbuf; hfsplus_cat_entry entry; struct hfs_find_data fd; struct hfsplus_readdir_data *rd; @@ -139,6 +140,11 @@ static int hfsplus_readdir(struct file *file, struct dir_context *ctx) err = hfs_find_init(HFSPLUS_SB(sb)->cat_tree, &fd); if (err) return err; + strbuf = kmalloc(NLS_MAX_CHARSET_SIZE * HFSPLUS_MAX_STRLEN + 1, GFP_KERNEL); + if (!strbuf) { + err = -ENOMEM; + goto out; + } hfsplus_cat_build_key(sb, fd.search_key, inode->i_ino, NULL); err = hfs_brec_find(&fd, hfs_find_rec_by_key); if (err) @@ -193,7 +199,7 @@ static int hfsplus_readdir(struct file *file, struct dir_context *ctx) hfs_bnode_read(fd.bnode, &entry, fd.entryoffset, fd.entrylength); type = be16_to_cpu(entry.type); - len = HFSPLUS_MAX_STRLEN; + len = NLS_MAX_CHARSET_SIZE * HFSPLUS_MAX_STRLEN; err = hfsplus_uni2asc(sb, &fd.key->cat.name, strbuf, &len); if (err) goto out; @@ -246,6 +252,7 @@ next: } memcpy(&rd->key, fd.key, sizeof(struct hfsplus_cat_key)); out: + kfree(strbuf); hfs_find_exit(&fd); return err; } diff --git a/fs/hfsplus/xattr.c b/fs/hfsplus/xattr.c index 4e27edc082a4..e2b3c9ea1c71 100644 --- a/fs/hfsplus/xattr.c +++ b/fs/hfsplus/xattr.c @@ -8,6 +8,7 @@ #include "hfsplus_fs.h" #include <linux/posix_acl_xattr.h> +#include <linux/nls.h> #include "xattr.h" #include "acl.h" @@ -645,8 +646,7 @@ ssize_t hfsplus_listxattr(struct dentry *dentry, char *buffer, size_t size) struct hfs_find_data fd; u16 key_len = 0; struct hfsplus_attr_key attr_key; - char strbuf[HFSPLUS_ATTR_MAX_STRLEN + - XATTR_MAC_OSX_PREFIX_LEN + 1] = {0}; + char *strbuf; int xattr_name_len; if ((!S_ISREG(inode->i_mode) && @@ -666,6 +666,13 @@ ssize_t hfsplus_listxattr(struct dentry *dentry, char *buffer, size_t size) return err; } + strbuf = kmalloc(NLS_MAX_CHARSET_SIZE * HFSPLUS_ATTR_MAX_STRLEN + + XATTR_MAC_OSX_PREFIX_LEN + 1, GFP_KERNEL); + if (!strbuf) { + res = -ENOMEM; + goto out; + } + err = hfsplus_find_attr(inode->i_sb, inode->i_ino, NULL, &fd); if (err) { if (err == -ENOENT) { @@ -692,7 +699,7 @@ ssize_t hfsplus_listxattr(struct dentry *dentry, char *buffer, size_t size) if (be32_to_cpu(attr_key.cnid) != inode->i_ino) goto end_listxattr; - xattr_name_len = HFSPLUS_ATTR_MAX_STRLEN; + xattr_name_len = NLS_MAX_CHARSET_SIZE * HFSPLUS_ATTR_MAX_STRLEN; if (hfsplus_uni2asc(inode->i_sb, (const struct hfsplus_unistr *)&fd.key->attr.key_name, strbuf, &xattr_name_len)) { @@ -718,6 +725,8 @@ ssize_t hfsplus_listxattr(struct dentry *dentry, char *buffer, size_t size) } end_listxattr: + kfree(strbuf); +out: hfs_find_exit(&fd); return res; } |