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ANDROID: sdcardfs: Don't d_drop in d_revalidate

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After d_revalidate returns 0, the vfs will call
d_invalidate, which will call d_drop itself, along
with other cleanup.

Bug: 78262592
Change-Id: Idbb30e008c05d62edf2217679cb6a5517d8d1a2c
Signed-off-by: Daniel Rosenberg <drosen@google.com>
This commit is contained in:
Daniel Rosenberg
2018-04-24 18:06:56 -07:00
committed by Mark Salyzyn
parent 46155cc7bd
commit 4f75c34fee
1 changed files with 0 additions and 6 deletions
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6
fs/sdcardfs/dentry.c
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@@ -51,7 +51,6 @@ static int sdcardfs_d_revalidate(struct dentry *dentry, unsigned int flags)
* whether the base obbpath has been changed or not
*/
if (is_obbpath_invalid(dentry)) {
d_drop(dentry);
return 0;
}
@@ -65,7 +64,6 @@ static int sdcardfs_d_revalidate(struct dentry *dentry, unsigned int flags)
if ((lower_dentry->d_flags & DCACHE_OP_REVALIDATE)) {
err = lower_dentry->d_op->d_revalidate(lower_dentry, flags);
if (err == 0) {
d_drop(dentry);
goto out;
}
}
@@ -73,14 +71,12 @@ static int sdcardfs_d_revalidate(struct dentry *dentry, unsigned int flags)
spin_lock(&lower_dentry->d_lock);
if (d_unhashed(lower_dentry)) {
spin_unlock(&lower_dentry->d_lock);
d_drop(dentry);
err = 0;
goto out;
}
spin_unlock(&lower_dentry->d_lock);
if (parent_lower_dentry != lower_cur_parent_dentry) {
d_drop(dentry);
err = 0;
goto out;
}
@@ -94,7 +90,6 @@ static int sdcardfs_d_revalidate(struct dentry *dentry, unsigned int flags)
}
if (!qstr_case_eq(&dentry->d_name, &lower_dentry->d_name)) {
__d_drop(dentry);
err = 0;
}
@@ -113,7 +108,6 @@ static int sdcardfs_d_revalidate(struct dentry *dentry, unsigned int flags)
if (inode) {
data = top_data_get(SDCARDFS_I(inode));
if (!data || data->abandoned) {
d_drop(dentry);
err = 0;
}
if (data)