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-rw-r--r--fs/fat/file.c49
1 files changed, 18 insertions, 31 deletions
diff --git a/fs/fat/file.c b/fs/fat/file.c
index 990dfae022e5..7257752b6d5d 100644
--- a/fs/fat/file.c
+++ b/fs/fat/file.c
@@ -364,18 +364,6 @@ static int fat_allow_set_time(struct msdos_sb_info *sbi, struct inode *inode)
364 return 0; 364 return 0;
365} 365}
366 366
367int fat_setsize(struct inode *inode, loff_t offset)
368{
369 int error;
370
371 error = simple_setsize(inode, offset);
372 if (error)
373 return error;
374 fat_truncate_blocks(inode, offset);
375
376 return error;
377}
378
379#define TIMES_SET_FLAGS (ATTR_MTIME_SET | ATTR_ATIME_SET | ATTR_TIMES_SET) 367#define TIMES_SET_FLAGS (ATTR_MTIME_SET | ATTR_ATIME_SET | ATTR_TIMES_SET)
380/* valid file mode bits */ 368/* valid file mode bits */
381#define FAT_VALID_MODE (S_IFREG | S_IFDIR | S_IRWXUGO) 369#define FAT_VALID_MODE (S_IFREG | S_IFDIR | S_IRWXUGO)
@@ -387,21 +375,6 @@ int fat_setattr(struct dentry *dentry, struct iattr *attr)
387 unsigned int ia_valid; 375 unsigned int ia_valid;
388 int error; 376 int error;
389 377
390 /*
391 * Expand the file. Since inode_setattr() updates ->i_size
392 * before calling the ->truncate(), but FAT needs to fill the
393 * hole before it. XXX: this is no longer true with new truncate
394 * sequence.
395 */
396 if (attr->ia_valid & ATTR_SIZE) {
397 if (attr->ia_size > inode->i_size) {
398 error = fat_cont_expand(inode, attr->ia_size);
399 if (error || attr->ia_valid == ATTR_SIZE)
400 goto out;
401 attr->ia_valid &= ~ATTR_SIZE;
402 }
403 }
404
405 /* Check for setting the inode time. */ 378 /* Check for setting the inode time. */
406 ia_valid = attr->ia_valid; 379 ia_valid = attr->ia_valid;
407 if (ia_valid & TIMES_SET_FLAGS) { 380 if (ia_valid & TIMES_SET_FLAGS) {
@@ -417,6 +390,21 @@ int fat_setattr(struct dentry *dentry, struct iattr *attr)
417 goto out; 390 goto out;
418 } 391 }
419 392
393 /*
394 * Expand the file. Since inode_setattr() updates ->i_size
395 * before calling the ->truncate(), but FAT needs to fill the
396 * hole before it. XXX: this is no longer true with new truncate
397 * sequence.
398 */
399 if (attr->ia_valid & ATTR_SIZE) {
400 if (attr->ia_size > inode->i_size) {
401 error = fat_cont_expand(inode, attr->ia_size);
402 if (error || attr->ia_valid == ATTR_SIZE)
403 goto out;
404 attr->ia_valid &= ~ATTR_SIZE;
405 }
406 }
407
420 if (((attr->ia_valid & ATTR_UID) && 408 if (((attr->ia_valid & ATTR_UID) &&
421 (attr->ia_uid != sbi->options.fs_uid)) || 409 (attr->ia_uid != sbi->options.fs_uid)) ||
422 ((attr->ia_valid & ATTR_GID) && 410 ((attr->ia_valid & ATTR_GID) &&
@@ -441,12 +429,11 @@ int fat_setattr(struct dentry *dentry, struct iattr *attr)
441 } 429 }
442 430
443 if (attr->ia_valid & ATTR_SIZE) { 431 if (attr->ia_valid & ATTR_SIZE) {
444 error = fat_setsize(inode, attr->ia_size); 432 truncate_setsize(inode, attr->ia_size);
445 if (error) 433 fat_truncate_blocks(inode, attr->ia_size);
446 goto out;
447 } 434 }
448 435
449 generic_setattr(inode, attr); 436 setattr_copy(inode, attr);
450 mark_inode_dirty(inode); 437 mark_inode_dirty(inode);
451out: 438out:
452 return error; 439 return error;