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Diffstat (limited to 'fs/xattr.c')
-rw-r--r--fs/xattr.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/fs/xattr.c b/fs/xattr.c
index a1f4998bc6be..61107b6bbed2 100644
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -290,7 +290,7 @@ static inline bool is_posix_acl_xattr(const char *name)
int
vfs_setxattr(struct user_namespace *mnt_userns, struct dentry *dentry,
- const char *name, void *value, size_t size, int flags)
+ const char *name, const void *value, size_t size, int flags)
{
struct inode *inode = dentry->d_inode;
struct inode *delegated_inode = NULL;
@@ -298,16 +298,12 @@ vfs_setxattr(struct user_namespace *mnt_userns, struct dentry *dentry,
int error;
if (size && strcmp(name, XATTR_NAME_CAPS) == 0) {
- error = cap_convert_nscap(mnt_userns, dentry,
- (const void **)&value, size);
+ error = cap_convert_nscap(mnt_userns, dentry, &value, size);
if (error < 0)
return error;
size = error;
}
- if (size && is_posix_acl_xattr(name))
- posix_acl_setxattr_idmapped_mnt(mnt_userns, inode, value, size);
-
retry_deleg:
inode_lock(inode);
error = __vfs_setxattr_locked(mnt_userns, dentry, name, value, size,
@@ -587,9 +583,7 @@ int setxattr_copy(const char __user *name, struct xattr_ctx *ctx)
static void setxattr_convert(struct user_namespace *mnt_userns,
struct dentry *d, struct xattr_ctx *ctx)
{
- if (ctx->size &&
- ((strcmp(ctx->kname->name, XATTR_NAME_POSIX_ACL_ACCESS) == 0) ||
- (strcmp(ctx->kname->name, XATTR_NAME_POSIX_ACL_DEFAULT) == 0)))
+ if (ctx->size && is_posix_acl_xattr(ctx->kname->name))
posix_acl_fix_xattr_from_user(ctx->kvalue, ctx->size);
}
@@ -705,8 +699,7 @@ do_getxattr(struct user_namespace *mnt_userns, struct dentry *d,
error = vfs_getxattr(mnt_userns, d, kname, ctx->kvalue, ctx->size);
if (error > 0) {
- if ((strcmp(kname, XATTR_NAME_POSIX_ACL_ACCESS) == 0) ||
- (strcmp(kname, XATTR_NAME_POSIX_ACL_DEFAULT) == 0))
+ if (is_posix_acl_xattr(kname))
posix_acl_fix_xattr_to_user(ctx->kvalue, error);
if (ctx->size && copy_to_user(ctx->value, ctx->kvalue, error))
error = -EFAULT;