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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2022-03-14 19:14:29 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2022-03-14 19:14:29 -0700 |
commit | ce8356335027d3929fbfae4127451adaf36e1cd4 (patch) | |
tree | 8ac7d71d3b67a6138e811cd4d4e135d934233e47 /net/core/filter.c | |
parent | Input: mt6779-keypad - fix signedness bug (diff) | |
parent | Linux 5.17-rc8 (diff) | |
download | linux-dev-ce8356335027d3929fbfae4127451adaf36e1cd4.tar.xz linux-dev-ce8356335027d3929fbfae4127451adaf36e1cd4.zip |
Merge tag 'v5.17-rc8' into next
Sync up with mainline to again get the latest changes in HID subsystem.
Diffstat (limited to 'net/core/filter.c')
-rw-r--r-- | net/core/filter.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/core/filter.c b/net/core/filter.c index 4603b7cd3cd1..9eb785842258 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -2710,6 +2710,9 @@ BPF_CALL_4(bpf_msg_push_data, struct sk_msg *, msg, u32, start, if (unlikely(flags)) return -EINVAL; + if (unlikely(len == 0)) + return 0; + /* First find the starting scatterlist element */ i = msg->sg.start; do { |