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Diffstat (limited to 'fs/jffs2/dir.c')
-rw-r--r--fs/jffs2/dir.c115
1 files changed, 56 insertions, 59 deletions
diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c
index 7aa4417e085f..cb7ef34d384c 100644
--- a/fs/jffs2/dir.c
+++ b/fs/jffs2/dir.c
@@ -360,8 +360,8 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char
360 /* Eeek. Wave bye bye */ 360 /* Eeek. Wave bye bye */
361 mutex_unlock(&f->sem); 361 mutex_unlock(&f->sem);
362 jffs2_complete_reservation(c); 362 jffs2_complete_reservation(c);
363 jffs2_clear_inode(inode); 363 ret = PTR_ERR(fn);
364 return PTR_ERR(fn); 364 goto fail;
365 } 365 }
366 366
367 /* We use f->target field to store the target path. */ 367 /* We use f->target field to store the target path. */
@@ -370,8 +370,8 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char
370 printk(KERN_WARNING "Can't allocate %d bytes of memory\n", targetlen + 1); 370 printk(KERN_WARNING "Can't allocate %d bytes of memory\n", targetlen + 1);
371 mutex_unlock(&f->sem); 371 mutex_unlock(&f->sem);
372 jffs2_complete_reservation(c); 372 jffs2_complete_reservation(c);
373 jffs2_clear_inode(inode); 373 ret = -ENOMEM;
374 return -ENOMEM; 374 goto fail;
375 } 375 }
376 376
377 memcpy(f->target, target, targetlen + 1); 377 memcpy(f->target, target, targetlen + 1);
@@ -386,30 +386,24 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char
386 jffs2_complete_reservation(c); 386 jffs2_complete_reservation(c);
387 387
388 ret = jffs2_init_security(inode, dir_i); 388 ret = jffs2_init_security(inode, dir_i);
389 if (ret) { 389 if (ret)
390 jffs2_clear_inode(inode); 390 goto fail;
391 return ret; 391
392 }
393 ret = jffs2_init_acl_post(inode); 392 ret = jffs2_init_acl_post(inode);
394 if (ret) { 393 if (ret)
395 jffs2_clear_inode(inode); 394 goto fail;
396 return ret;
397 }
398 395
399 ret = jffs2_reserve_space(c, sizeof(*rd)+namelen, &alloclen, 396 ret = jffs2_reserve_space(c, sizeof(*rd)+namelen, &alloclen,
400 ALLOC_NORMAL, JFFS2_SUMMARY_DIRENT_SIZE(namelen)); 397 ALLOC_NORMAL, JFFS2_SUMMARY_DIRENT_SIZE(namelen));
401 if (ret) { 398 if (ret)
402 /* Eep. */ 399 goto fail;
403 jffs2_clear_inode(inode);
404 return ret;
405 }
406 400
407 rd = jffs2_alloc_raw_dirent(); 401 rd = jffs2_alloc_raw_dirent();
408 if (!rd) { 402 if (!rd) {
409 /* Argh. Now we treat it like a normal delete */ 403 /* Argh. Now we treat it like a normal delete */
410 jffs2_complete_reservation(c); 404 jffs2_complete_reservation(c);
411 jffs2_clear_inode(inode); 405 ret = -ENOMEM;
412 return -ENOMEM; 406 goto fail;
413 } 407 }
414 408
415 dir_f = JFFS2_INODE_INFO(dir_i); 409 dir_f = JFFS2_INODE_INFO(dir_i);
@@ -437,8 +431,8 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char
437 jffs2_complete_reservation(c); 431 jffs2_complete_reservation(c);
438 jffs2_free_raw_dirent(rd); 432 jffs2_free_raw_dirent(rd);
439 mutex_unlock(&dir_f->sem); 433 mutex_unlock(&dir_f->sem);
440 jffs2_clear_inode(inode); 434 ret = PTR_ERR(fd);
441 return PTR_ERR(fd); 435 goto fail;
442 } 436 }
443 437
444 dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(rd->mctime)); 438 dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(rd->mctime));
@@ -454,6 +448,11 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char
454 448
455 d_instantiate(dentry, inode); 449 d_instantiate(dentry, inode);
456 return 0; 450 return 0;
451
452 fail:
453 make_bad_inode(inode);
454 iput(inode);
455 return ret;
457} 456}
458 457
459 458
@@ -519,8 +518,8 @@ static int jffs2_mkdir (struct inode *dir_i, struct dentry *dentry, int mode)
519 /* Eeek. Wave bye bye */ 518 /* Eeek. Wave bye bye */
520 mutex_unlock(&f->sem); 519 mutex_unlock(&f->sem);
521 jffs2_complete_reservation(c); 520 jffs2_complete_reservation(c);
522 jffs2_clear_inode(inode); 521 ret = PTR_ERR(fn);
523 return PTR_ERR(fn); 522 goto fail;
524 } 523 }
525 /* No data here. Only a metadata node, which will be 524 /* No data here. Only a metadata node, which will be
526 obsoleted by the first data write 525 obsoleted by the first data write
@@ -531,30 +530,24 @@ static int jffs2_mkdir (struct inode *dir_i, struct dentry *dentry, int mode)
531 jffs2_complete_reservation(c); 530 jffs2_complete_reservation(c);
532 531
533 ret = jffs2_init_security(inode, dir_i); 532 ret = jffs2_init_security(inode, dir_i);
534 if (ret) { 533 if (ret)
535 jffs2_clear_inode(inode); 534 goto fail;
536 return ret; 535
537 }
538 ret = jffs2_init_acl_post(inode); 536 ret = jffs2_init_acl_post(inode);
539 if (ret) { 537 if (ret)
540 jffs2_clear_inode(inode); 538 goto fail;
541 return ret;
542 }
543 539
544 ret = jffs2_reserve_space(c, sizeof(*rd)+namelen, &alloclen, 540 ret = jffs2_reserve_space(c, sizeof(*rd)+namelen, &alloclen,
545 ALLOC_NORMAL, JFFS2_SUMMARY_DIRENT_SIZE(namelen)); 541 ALLOC_NORMAL, JFFS2_SUMMARY_DIRENT_SIZE(namelen));
546 if (ret) { 542 if (ret)
547 /* Eep. */ 543 goto fail;
548 jffs2_clear_inode(inode);
549 return ret;
550 }
551 544
552 rd = jffs2_alloc_raw_dirent(); 545 rd = jffs2_alloc_raw_dirent();
553 if (!rd) { 546 if (!rd) {
554 /* Argh. Now we treat it like a normal delete */ 547 /* Argh. Now we treat it like a normal delete */
555 jffs2_complete_reservation(c); 548 jffs2_complete_reservation(c);
556 jffs2_clear_inode(inode); 549 ret = -ENOMEM;
557 return -ENOMEM; 550 goto fail;
558 } 551 }
559 552
560 dir_f = JFFS2_INODE_INFO(dir_i); 553 dir_f = JFFS2_INODE_INFO(dir_i);
@@ -582,8 +575,8 @@ static int jffs2_mkdir (struct inode *dir_i, struct dentry *dentry, int mode)
582 jffs2_complete_reservation(c); 575 jffs2_complete_reservation(c);
583 jffs2_free_raw_dirent(rd); 576 jffs2_free_raw_dirent(rd);
584 mutex_unlock(&dir_f->sem); 577 mutex_unlock(&dir_f->sem);
585 jffs2_clear_inode(inode); 578 ret = PTR_ERR(fd);
586 return PTR_ERR(fd); 579 goto fail;
587 } 580 }
588 581
589 dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(rd->mctime)); 582 dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(rd->mctime));
@@ -600,6 +593,11 @@ static int jffs2_mkdir (struct inode *dir_i, struct dentry *dentry, int mode)
600 593
601 d_instantiate(dentry, inode); 594 d_instantiate(dentry, inode);
602 return 0; 595 return 0;
596
597 fail:
598 make_bad_inode(inode);
599 iput(inode);
600 return ret;
603} 601}
604 602
605static int jffs2_rmdir (struct inode *dir_i, struct dentry *dentry) 603static int jffs2_rmdir (struct inode *dir_i, struct dentry *dentry)
@@ -693,8 +691,8 @@ static int jffs2_mknod (struct inode *dir_i, struct dentry *dentry, int mode, de
693 /* Eeek. Wave bye bye */ 691 /* Eeek. Wave bye bye */
694 mutex_unlock(&f->sem); 692 mutex_unlock(&f->sem);
695 jffs2_complete_reservation(c); 693 jffs2_complete_reservation(c);
696 jffs2_clear_inode(inode); 694 ret = PTR_ERR(fn);
697 return PTR_ERR(fn); 695 goto fail;
698 } 696 }
699 /* No data here. Only a metadata node, which will be 697 /* No data here. Only a metadata node, which will be
700 obsoleted by the first data write 698 obsoleted by the first data write
@@ -705,30 +703,24 @@ static int jffs2_mknod (struct inode *dir_i, struct dentry *dentry, int mode, de
705 jffs2_complete_reservation(c); 703 jffs2_complete_reservation(c);
706 704
707 ret = jffs2_init_security(inode, dir_i); 705 ret = jffs2_init_security(inode, dir_i);
708 if (ret) { 706 if (ret)
709 jffs2_clear_inode(inode); 707 goto fail;
710 return ret; 708
711 }
712 ret = jffs2_init_acl_post(inode); 709 ret = jffs2_init_acl_post(inode);
713 if (ret) { 710 if (ret)
714 jffs2_clear_inode(inode); 711 goto fail;
715 return ret;
716 }
717 712
718 ret = jffs2_reserve_space(c, sizeof(*rd)+namelen, &alloclen, 713 ret = jffs2_reserve_space(c, sizeof(*rd)+namelen, &alloclen,
719 ALLOC_NORMAL, JFFS2_SUMMARY_DIRENT_SIZE(namelen)); 714 ALLOC_NORMAL, JFFS2_SUMMARY_DIRENT_SIZE(namelen));
720 if (ret) { 715 if (ret)
721 /* Eep. */ 716 goto fail;
722 jffs2_clear_inode(inode);
723 return ret;
724 }
725 717
726 rd = jffs2_alloc_raw_dirent(); 718 rd = jffs2_alloc_raw_dirent();
727 if (!rd) { 719 if (!rd) {
728 /* Argh. Now we treat it like a normal delete */ 720 /* Argh. Now we treat it like a normal delete */
729 jffs2_complete_reservation(c); 721 jffs2_complete_reservation(c);
730 jffs2_clear_inode(inode); 722 ret = -ENOMEM;
731 return -ENOMEM; 723 goto fail;
732 } 724 }
733 725
734 dir_f = JFFS2_INODE_INFO(dir_i); 726 dir_f = JFFS2_INODE_INFO(dir_i);
@@ -759,8 +751,8 @@ static int jffs2_mknod (struct inode *dir_i, struct dentry *dentry, int mode, de
759 jffs2_complete_reservation(c); 751 jffs2_complete_reservation(c);
760 jffs2_free_raw_dirent(rd); 752 jffs2_free_raw_dirent(rd);
761 mutex_unlock(&dir_f->sem); 753 mutex_unlock(&dir_f->sem);
762 jffs2_clear_inode(inode); 754 ret = PTR_ERR(fd);
763 return PTR_ERR(fd); 755 goto fail;
764 } 756 }
765 757
766 dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(rd->mctime)); 758 dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(rd->mctime));
@@ -777,6 +769,11 @@ static int jffs2_mknod (struct inode *dir_i, struct dentry *dentry, int mode, de
777 d_instantiate(dentry, inode); 769 d_instantiate(dentry, inode);
778 770
779 return 0; 771 return 0;
772
773 fail:
774 make_bad_inode(inode);
775 iput(inode);
776 return ret;
780} 777}
781 778
782static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry, 779static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,