diff options
Diffstat (limited to 'fs/bpf_fs_kfuncs.c')
| -rw-r--r-- | fs/bpf_fs_kfuncs.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/bpf_fs_kfuncs.c b/fs/bpf_fs_kfuncs.c index 5ace2511fec5..b5a0736b120f 100644 --- a/fs/bpf_fs_kfuncs.c +++ b/fs/bpf_fs_kfuncs.c @@ -103,7 +103,7 @@ static bool match_security_bpf_prefix(const char *name__str) static int bpf_xattr_read_permission(const char *name, struct inode *inode) { - if (WARN_ON(!inode)) + if (!inode) return -EINVAL; /* Allow reading xattr with user. and security.bpf. prefix */ @@ -173,7 +173,7 @@ __bpf_kfunc_end_defs(); static int bpf_xattr_write_permission(const char *name, struct inode *inode) { - if (WARN_ON(!inode)) + if (!inode) return -EINVAL; /* Only allow setting and removing security.bpf. xattrs */ @@ -292,6 +292,9 @@ __bpf_kfunc int bpf_set_dentry_xattr(struct dentry *dentry, const char *name__st struct inode *inode = d_inode(dentry); int ret; + if (!inode) + return -EINVAL; + inode_lock(inode); ret = bpf_set_dentry_xattr_locked(dentry, name__str, value_p, flags); inode_unlock(inode); @@ -317,6 +320,9 @@ __bpf_kfunc int bpf_remove_dentry_xattr(struct dentry *dentry, const char *name_ struct inode *inode = d_inode(dentry); int ret; + if (!inode) + return -EINVAL; + inode_lock(inode); ret = bpf_remove_dentry_xattr_locked(dentry, name__str); inode_unlock(inode); |