summaryrefslogtreecommitdiff
path: root/fs/fat
diff options
context:
space:
mode:
authorAl Viro <viro@zeniv.linux.org.uk>2020-02-19 07:05:39 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2020-05-09 22:57:04 +0300
commitf06d3a7e6ebe4faf94cf0be1b25ae6df33620d88 (patch)
tree3d11b390d889134b93cdea04e6c008100d9c2932 /fs/fat
parent37d59a5148a2746555c02e10b9fb70038afd3ca7 (diff)
downloadlinux-f06d3a7e6ebe4faf94cf0be1b25ae6df33620d88.tar.xz
fat_dir_ioctl(): hadn't needed that access_ok() for more than a decade...
address is passed only to put_user() and copy_to_user() Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/fat')
-rw-r--r--fs/fat/dir.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/fs/fat/dir.c b/fs/fat/dir.c
index 054acd9fd033..b4ddf48fa444 100644
--- a/fs/fat/dir.c
+++ b/fs/fat/dir.c
@@ -804,8 +804,6 @@ static long fat_dir_ioctl(struct file *filp, unsigned int cmd,
return fat_generic_ioctl(filp, cmd, arg);
}
- if (!access_ok(d1, sizeof(struct __fat_dirent[2])))
- return -EFAULT;
/*
* Yes, we don't need this put_user() absolutely. However old
* code didn't return the right value. So, app use this value,
@@ -844,8 +842,6 @@ static long fat_compat_dir_ioctl(struct file *filp, unsigned cmd,
return fat_generic_ioctl(filp, cmd, (unsigned long)arg);
}
- if (!access_ok(d1, sizeof(struct compat_dirent[2])))
- return -EFAULT;
/*
* Yes, we don't need this put_user() absolutely. However old
* code didn't return the right value. So, app use this value,