]> git.baikalelectronics.ru Git - kernel.git/commit
bpf: Fix compiler warning on info.map_ids for 32bit platform
authorMartin KaFai Lau <kafai@fb.com>
Fri, 29 Sep 2017 17:52:17 +0000 (10:52 -0700)
committerDavid S. Miller <davem@davemloft.net>
Sun, 1 Oct 2017 03:09:42 +0000 (04:09 +0100)
commit3f53be45881deed26d109250481100288fbce6d5
treec4cbe3a70e040358c9a0310f4b9a035750652952
parentbb09fb2be6174bab60f3a29505489423dfaca52f
bpf: Fix compiler warning on info.map_ids for 32bit platform

This patch uses u64_to_user_ptr() to cast info.map_ids to a userspace ptr.
It also tags the user_map_ids with '__user' for sparse check.

Fixes: 00ab38b5e4d6 ("bpf: Add name, load_time, uid and map_ids to bpf_prog_info")
Signed-off-by: Martin KaFai Lau <kafai@fb.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
kernel/bpf/syscall.c