Messages in this thread | | | Subject | Re: [PATCH] bpf_prog_offload_info_fill: replace bitwise AND by logical AND | From | Daniel Borkmann <> | Date | Mon, 17 Feb 2020 16:56:57 +0100 |
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On 2/12/20 8:32 PM, Johannes Krude wrote: > This if guards whether user-space wants a copy of the offload-jited > bytecode and whether this bytecode exists. By erroneously doing a bitwise > AND instead of a logical AND on user- and kernel-space buffer-size can lead > to no data being copied to user-space especially when user-space size is a > power of two and bigger then the kernel-space buffer. > > Signed-off-by: Johannes Krude <johannes@krude.de>
Applied, thanks!
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