Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <[email protected]>:
On Tue, 16 Jun 2026 12:03:29 +0200 you wrote:
> kmalloc_flex() in metadata_dst_alloc() sets __counted_by for the
> structure to the options_len, which is then initialized to zero.
> Later, we're initializing the structure by copying the tunnel info
> together with the options, and this triggers a warning for a potential
> memcpy overflow, since the compiler estimates that the options can't
> fit into the structure, even though the memory for them is actually
> allocated.
>
> [...]
Here is the summary with links:
- [net] net: dst_metadata: fix false-positive memcpy overflow in
tun_dst_unclone
https://git.kernel.org/netdev/net/c/4c6d43db2a4d
You are awesome, thank you!
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