diff options
author | Steve French <sfrench@hera.kernel.org> | 2005-07-19 14:36:00 -0700 |
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committer | Steve French <sfrench@hera.kernel.org> | 2005-07-19 14:36:00 -0700 |
commit | 076fb01e8238b7e5d68ba0d729c0ff7716d1d8ec (patch) | |
tree | abcaefe016870427ed289748cb0b936575d60593 /fs/ntfs/dir.c | |
parent | 4c48b0d3d1c7ff9f13134b30e41c6e81a92027bf (diff) | |
parent | f60f700876cd51de9de69f3a3c865d95e287a24d (diff) |
Merge with rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'fs/ntfs/dir.c')
-rw-r--r-- | fs/ntfs/dir.c | 32 |
1 files changed, 15 insertions, 17 deletions
diff --git a/fs/ntfs/dir.c b/fs/ntfs/dir.c index 93577561cdb..46779471c54 100644 --- a/fs/ntfs/dir.c +++ b/fs/ntfs/dir.c @@ -1,7 +1,7 @@ /** * dir.c - NTFS kernel directory operations. Part of the Linux-NTFS project. * - * Copyright (c) 2001-2004 Anton Altaparmakov + * Copyright (c) 2001-2005 Anton Altaparmakov * Copyright (c) 2002 Richard Russon * * This program/include file is free software; you can redistribute it and/or @@ -183,8 +183,7 @@ found_it: name->len = 0; *res = name; } else { - if (name) - kfree(name); + kfree(name); *res = NULL; } mref = le64_to_cpu(ie->data.dir.indexed_file); @@ -444,8 +443,7 @@ found_it2: name->len = 0; *res = name; } else { - if (name) - kfree(name); + kfree(name); *res = NULL; } mref = le64_to_cpu(ie->data.dir.indexed_file); @@ -610,7 +608,7 @@ dir_err_out: // TODO: (AIA) // The algorithm embedded in this code will be required for the time when we // want to support adding of entries to directories, where we require correct -// collation of file names in order not to cause corruption of the file system. +// collation of file names in order not to cause corruption of the filesystem. /** * ntfs_lookup_inode_by_name - find an inode in a directory given its name @@ -1101,7 +1099,7 @@ static inline int ntfs_filldir(ntfs_volume *vol, loff_t fpos, static int ntfs_readdir(struct file *filp, void *dirent, filldir_t filldir) { s64 ia_pos, ia_start, prev_ia_pos, bmp_pos; - loff_t fpos; + loff_t fpos, i_size; struct inode *bmp_vi, *vdir = filp->f_dentry->d_inode; struct super_block *sb = vdir->i_sb; ntfs_inode *ndir = NTFS_I(vdir); @@ -1122,7 +1120,8 @@ static int ntfs_readdir(struct file *filp, void *dirent, filldir_t filldir) vdir->i_ino, fpos); rc = err = 0; /* Are we at end of dir yet? */ - if (fpos >= vdir->i_size + vol->mft_record_size) + i_size = i_size_read(vdir); + if (fpos >= i_size + vol->mft_record_size) goto done; /* Emulate . and .. for all directories. */ if (!fpos) { @@ -1264,7 +1263,7 @@ skip_index_root: bmp_mapping = bmp_vi->i_mapping; /* Get the starting bitmap bit position and sanity check it. */ bmp_pos = ia_pos >> ndir->itype.index.block_size_bits; - if (unlikely(bmp_pos >> 3 >= bmp_vi->i_size)) { + if (unlikely(bmp_pos >> 3 >= i_size_read(bmp_vi))) { ntfs_error(sb, "Current index allocation position exceeds " "index bitmap size."); goto err_out; @@ -1301,7 +1300,7 @@ find_next_index_buffer: goto get_next_bmp_page; } /* If we have reached the end of the bitmap, we are done. */ - if (unlikely(((bmp_pos + cur_bmp_pos) >> 3) >= vdir->i_size)) + if (unlikely(((bmp_pos + cur_bmp_pos) >> 3) >= i_size)) goto unm_EOD; ia_pos = (bmp_pos + cur_bmp_pos) << ndir->itype.index.block_size_bits; @@ -1309,7 +1308,8 @@ find_next_index_buffer: ntfs_debug("Handling index buffer 0x%llx.", (unsigned long long)bmp_pos + cur_bmp_pos); /* If the current index buffer is in the same page we reuse the page. */ - if ((prev_ia_pos & PAGE_CACHE_MASK) != (ia_pos & PAGE_CACHE_MASK)) { + if ((prev_ia_pos & (s64)PAGE_CACHE_MASK) != + (ia_pos & (s64)PAGE_CACHE_MASK)) { prev_ia_pos = ia_pos; if (likely(ia_page != NULL)) { unlock_page(ia_page); @@ -1441,7 +1441,7 @@ unm_EOD: ntfs_unmap_page(bmp_page); EOD: /* We are finished, set fpos to EOD. */ - fpos = vdir->i_size + vol->mft_record_size; + fpos = i_size + vol->mft_record_size; abort: kfree(name); done: @@ -1461,10 +1461,8 @@ err_out: unlock_page(ia_page); ntfs_unmap_page(ia_page); } - if (ir) - kfree(ir); - if (name) - kfree(name); + kfree(ir); + kfree(name); if (ctx) ntfs_attr_put_search_ctx(ctx); if (m) @@ -1495,7 +1493,7 @@ err_out: static int ntfs_dir_open(struct inode *vi, struct file *filp) { if (sizeof(unsigned long) < 8) { - if (vi->i_size > MAX_LFS_FILESIZE) + if (i_size_read(vi) > MAX_LFS_FILESIZE) return -EFBIG; } return 0; |