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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-10-17 09:40:52 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-10-17 09:40:52 -0700
commite13cef8ded69e469b56e150e30619693b91b1864 (patch)
tree6848fd484b7d0e42c235ac54290f72dfde45d9ad /fs/ocfs2/dcache.c
parentb762799dd8b03ec0aafc54ba165564902eac3e18 (diff)
parente086ed76671252d5b539854a83f8506be7bea05c (diff)
downloadlinux-e13cef8ded69e469b56e150e30619693b91b1864.tar.gz
Merge tag 'iio-fixes-for-3.12c' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into char-misc-linus
Jonathan writes: Third set of IIO fixes for the 3.12 cycle. Two little ones this time: 1) A missing clk_unprepare in adf4350. 2) A missing free of the active_scan_mask when iio_disable_all_buffers is called during an unexpected device removal. This leak was introduced by the fix a87c82e454f184a9473f8cdfd4d304205f585f65 iio: Stop sampling when the device is removed and hence is a regression fix.
Diffstat (limited to 'fs/ocfs2/dcache.c')
-rw-r--r--fs/ocfs2/dcache.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c
index ef999729e274..0d3a97d2d5f6 100644
--- a/fs/ocfs2/dcache.c
+++ b/fs/ocfs2/dcache.c
@@ -70,9 +70,10 @@ static int ocfs2_dentry_revalidate(struct dentry *dentry, unsigned int flags)
*/
if (inode == NULL) {
unsigned long gen = (unsigned long) dentry->d_fsdata;
- unsigned long pgen =
- OCFS2_I(dentry->d_parent->d_inode)->ip_dir_lock_gen;
-
+ unsigned long pgen;
+ spin_lock(&dentry->d_lock);
+ pgen = OCFS2_I(dentry->d_parent->d_inode)->ip_dir_lock_gen;
+ spin_unlock(&dentry->d_lock);
trace_ocfs2_dentry_revalidate_negative(dentry->d_name.len,
dentry->d_name.name,
pgen, gen);