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authorLinus Torvalds <torvalds@linux-foundation.org>2014-05-06 13:07:41 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-05-06 13:07:41 -0700
commit38583f095c5a8138ae2a1c9173d0fd8a9f10e8aa (patch)
tree7ff369517a57ee59be45ecccd375d22d6157c786 /fs
parent8169d3005e3bae9bff40349d7caeac5938682297 (diff)
parent3ca9e5d36afb5c0a6ee6ceee69e507370beb59c6 (diff)
Merge branch 'akpm' (incoming from Andrew)
Merge misc fixes from Andrew Morton: "13 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: agp: info leak in agpioc_info_wrap() fs/affs/super.c: bugfix / double free fanotify: fix -EOVERFLOW with large files on 64-bit slub: use sysfs'es release mechanism for kmem_cache revert "mm: vmscan: do not swap anon pages just because free+file is low" autofs: fix lockref lookup mm: filemap: update find_get_pages_tag() to deal with shadow entries mm/compaction: make isolate_freepages start at pageblock boundary MAINTAINERS: zswap/zbud: change maintainer email address mm/page-writeback.c: fix divide by zero in pos_ratio_polynom hugetlb: ensure hugepage access is denied if hugepages are not supported slub: fix memcg_propagate_slab_attrs drivers/rtc/rtc-pcf8523.c: fix month definition
Diffstat (limited to 'fs')
-rw-r--r--fs/affs/super.c2
-rw-r--r--fs/autofs4/root.c4
-rw-r--r--fs/hugetlbfs/inode.c5
-rw-r--r--fs/notify/fanotify/fanotify_user.c2
4 files changed, 9 insertions, 4 deletions
diff --git a/fs/affs/super.c b/fs/affs/super.c
index 6d589f28bf9b..895ac7dc9dbf 100644
--- a/fs/affs/super.c
+++ b/fs/affs/super.c
@@ -340,8 +340,6 @@ static int affs_fill_super(struct super_block *sb, void *data, int silent)
&blocksize,&sbi->s_prefix,
sbi->s_volume, &mount_flags)) {
printk(KERN_ERR "AFFS: Error parsing options\n");
- kfree(sbi->s_prefix);
- kfree(sbi);
return -EINVAL;
}
/* N.B. after this point s_prefix must be released */
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index 2caf36ac3e93..cc87c1abac97 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -179,7 +179,7 @@ static struct dentry *autofs4_lookup_active(struct dentry *dentry)
spin_lock(&active->d_lock);
/* Already gone? */
- if (!d_count(active))
+ if ((int) d_count(active) <= 0)
goto next;
qstr = &active->d_name;
@@ -230,7 +230,7 @@ static struct dentry *autofs4_lookup_expiring(struct dentry *dentry)
spin_lock(&expiring->d_lock);
- /* Bad luck, we've already been dentry_iput */
+ /* We've already been dentry_iput or unlinked */
if (!expiring->d_inode)
goto next;
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 204027520937..e19d4c0cacae 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -1030,6 +1030,11 @@ static int __init init_hugetlbfs_fs(void)
int error;
int i;
+ if (!hugepages_supported()) {
+ pr_info("hugetlbfs: disabling because there are no supported hugepage sizes\n");
+ return -ENOTSUPP;
+ }
+
error = bdi_init(&hugetlbfs_backing_dev_info);
if (error)
return error;
diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c
index 4e565c814309..732648b270dc 100644
--- a/fs/notify/fanotify/fanotify_user.c
+++ b/fs/notify/fanotify/fanotify_user.c
@@ -698,6 +698,8 @@ SYSCALL_DEFINE2(fanotify_init, unsigned int, flags, unsigned int, event_f_flags)
}
group->overflow_event = &oevent->fse;
+ if (force_o_largefile())
+ event_f_flags |= O_LARGEFILE;
group->fanotify_data.f_flags = event_f_flags;
#ifdef CONFIG_FANOTIFY_ACCESS_PERMISSIONS
spin_lock_init(&group->fanotify_data.access_lock);