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authorLinus Torvalds <torvalds@linux-foundation.org>2020-03-28 18:55:15 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-03-28 18:55:15 -0700
commite595dd94515ed6bc5ba38fce0f9598db8c0ee9a9 (patch)
tree8da7b1a6cde522d8e441befa8006a92393377ef4 /kernel/bpf/btf.c
parent906c40438bb669b253d0daeaf5f37a9f78a81b41 (diff)
parenta0ba26f37ea04e025a793ef5e5ac809221728ecb (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from David Miller: 1) Fix memory leak in vti6, from Torsten Hilbrich. 2) Fix double free in xfrm_policy_timer, from YueHaibing. 3) NL80211_ATTR_CHANNEL_WIDTH attribute is put with wrong type, from Johannes Berg. 4) Wrong allocation failure check in qlcnic driver, from Xu Wang. 5) Get ks8851-ml IO operations right, for real this time, from Marek Vasut. * git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (22 commits) r8169: fix PHY driver check on platforms w/o module softdeps net: ks8851-ml: Fix IO operations, again mlxsw: spectrum_mr: Fix list iteration in error path qlcnic: Fix bad kzalloc null test mac80211: set IEEE80211_TX_CTRL_PORT_CTRL_PROTO for nl80211 TX mac80211: mark station unauthorized before key removal mac80211: Check port authorization in the ieee80211_tx_dequeue() case cfg80211: Do not warn on same channel at the end of CSA mac80211: drop data frames without key on encrypted links ieee80211: fix HE SPR size calculation nl80211: fix NL80211_ATTR_CHANNEL_WIDTH attribute type xfrm: policy: Fix doulbe free in xfrm_policy_timer bpf: Explicitly memset some bpf info structures declared on the stack bpf: Explicitly memset the bpf_attr structure bpf: Sanitize the bpf_struct_ops tcp-cc name vti6: Fix memory leak of skb if input policy check fails esp: remove the skb from the chain when it's enqueued in cryptd_wq ipv6: xfrm6_tunnel.c: Use built-in RCU list checking xfrm: add the missing verify_sec_ctx_len check in xfrm_add_acquire xfrm: fix uctx len check in verify_sec_ctx_len ...
Diffstat (limited to 'kernel/bpf/btf.c')
-rw-r--r--kernel/bpf/btf.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index 32ab9225026e..7787bdcb5d68 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -4564,7 +4564,7 @@ int btf_get_info_by_fd(const struct btf *btf,
union bpf_attr __user *uattr)
{
struct bpf_btf_info __user *uinfo;
- struct bpf_btf_info info = {};
+ struct bpf_btf_info info;
u32 info_copy, btf_copy;
void __user *ubtf;
u32 uinfo_len;
@@ -4573,6 +4573,7 @@ int btf_get_info_by_fd(const struct btf *btf,
uinfo_len = attr->info.info_len;
info_copy = min_t(u32, uinfo_len, sizeof(info));
+ memset(&info, 0, sizeof(info));
if (copy_from_user(&info, uinfo, info_copy))
return -EFAULT;