From 49e09d806ff90b6c7167acd25bdb5a03d32e98fa Mon Sep 17 00:00:00 2001 From: Daniel Rosenberg Date: Tue, 24 Apr 2018 18:06:56 -0700 Subject: [PATCH] ANDROID: sdcardfs: Don't d_drop in d_revalidate 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 --- fs/sdcardfs/dentry.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/fs/sdcardfs/dentry.c b/fs/sdcardfs/dentry.c index 166f14b2400b..776d549b397b 100644 --- a/fs/sdcardfs/dentry.c +++ b/fs/sdcardfs/dentry.c @@ -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) -- 2.11.0