diff options
author | Andy Whitcroft <apw@canonical.com> | 2012-10-10 16:18:51 +0100 |
---|---|---|
committer | John Rigby <john.rigby@linaro.org> | 2012-11-14 18:19:44 -0700 |
commit | e4e5c871ea1cb9d8144c1dbf9b6ba7567f9ea6fc (patch) | |
tree | 9bb02395844852601e25295a70e706ebb9042884 | |
parent | 61d7bb4e4a4270156763bd07f2ac0614f38b6579 (diff) |
UBUNTU: SAUCE: efivarfs: efivarfs_fill_super() fix inode reference counts
BugLink: http://bugs.launchpad.net/bugs/1063061
When d_make_root() fails it will automatically drop the reference
on the root inode. We should not be doing so as well.
Acked-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Andy Whitcroft <apw@canonical.com>
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
-rw-r--r-- | drivers/firmware/efivars.c | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c index ed89b3f40a3..bf453522a6f 100644 --- a/drivers/firmware/efivars.c +++ b/drivers/firmware/efivars.c @@ -948,7 +948,6 @@ int efivarfs_fill_super(struct super_block *sb, void *data, int silent) struct dentry *root; struct efivar_entry *entry, *n; struct efivars *efivars = &__efivars; - int err; efivarfs_sb = sb; @@ -960,18 +959,14 @@ int efivarfs_fill_super(struct super_block *sb, void *data, int silent) sb->s_time_gran = 1; inode = efivarfs_get_inode(sb, NULL, S_IFDIR | 0755, 0); - if (!inode) { - err = -ENOMEM; - goto fail; - } + if (!inode) + return -ENOMEM; inode->i_op = &efivarfs_dir_inode_operations; root = d_make_root(inode); sb->s_root = root; - if (!root) { - err = -ENOMEM; - goto fail; - } + if (!root) + return -ENOMEM; list_for_each_entry_safe(entry, n, &efivars->list, list) { struct inode *inode; @@ -1012,9 +1007,6 @@ int efivarfs_fill_super(struct super_block *sb, void *data, int silent) } return 0; -fail: - iput(inode); - return err; } static struct dentry *efivarfs_mount(struct file_system_type *fs_type, |