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Subject[PATCH 08/18] fsmount: pass up error code from dentry_open()
Date
From: Eric Biggers <ebiggers@google.com>

Fixes: 0c65353ab9f5 ("vfs: Implement fsmount() to effect a pre-configured mount")
Signed-off-by: Eric Biggers <ebiggers@google.com>
---
fs/namespace.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/namespace.c b/fs/namespace.c
index 6f0701a03a2b3..9cde133d0a9c4 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -3333,8 +3333,10 @@ SYSCALL_DEFINE3(fsmount, int, fs_fd, unsigned int, flags, unsigned int, ms_flags
* it, not just simply put it.
*/
file = dentry_open(&newmount, O_PATH, fc->cred);
- if (IS_ERR(file))
+ if (IS_ERR(file)) {
+ ret = PTR_ERR(file);
goto err_path;
+ }
file->f_mode |= FMODE_NEED_UNMOUNT;

ret = get_unused_fd_flags(flags & FSMOUNT_CLOEXEC);
--
2.18.0
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