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authorSeth Forshee <seth.forshee@canonical.com>2011-09-15 10:48:27 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2011-10-25 07:10:17 +0200
commitd2a0110b7fb182c2c81144b834ddc7b3d645fe1e (patch)
treefa78204b82d29898f685d4c54563ea31d8b746f6
parent818c85eb8d9be62cbe0938b6f93cf34c6663fffe (diff)
hfsplus: Fix kfree of wrong pointers in hfsplus_fill_super() error path
commit f588c960fcaa6fa8bf82930bb819c9aca4eb9347 upstream. Commit 6596528e391a ("hfsplus: ensure bio requests are not smaller than the hardware sectors") changed the pointers used for volume header allocations but failed to free the correct pointers in the error path path of hfsplus_fill_super() and hfsplus_read_wrapper. The second hunk came from a separate patch by Pavel Ivanov. Reported-by: Pavel Ivanov <paivanof@gmail.com> Signed-off-by: Seth Forshee <seth.forshee@canonical.com> Signed-off-by: Christoph Hellwig <hch@tuxera.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--fs/hfsplus/super.c4
-rw-r--r--fs/hfsplus/wrapper.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c
index ab4857b81af4..c3a76fd25f2f 100644
--- a/fs/hfsplus/super.c
+++ b/fs/hfsplus/super.c
@@ -508,8 +508,8 @@ out_close_cat_tree:
out_close_ext_tree:
hfs_btree_close(sbi->ext_tree);
out_free_vhdr:
- kfree(sbi->s_vhdr);
- kfree(sbi->s_backup_vhdr);
+ kfree(sbi->s_vhdr_buf);
+ kfree(sbi->s_backup_vhdr_buf);
out_unload_nls:
unload_nls(sbi->nls);
unload_nls(nls);
diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c
index e3881a17a5aa..7b8112da285a 100644
--- a/fs/hfsplus/wrapper.c
+++ b/fs/hfsplus/wrapper.c
@@ -275,9 +275,9 @@ reread:
return 0;
out_free_backup_vhdr:
- kfree(sbi->s_backup_vhdr);
+ kfree(sbi->s_backup_vhdr_buf);
out_free_vhdr:
- kfree(sbi->s_vhdr);
+ kfree(sbi->s_vhdr_buf);
out:
return error;
}