Re: [PATCH net-next] net: ipv4: Fix the warning for dereference

Hello:

This patch was applied to netdev/net-next.git (refs/heads/master):

On Mon, 30 Aug 2021 17:16:40 +0800 you wrote:

Add a if statements to avoid the warning.

Dan Carpenter report:
The patch faf482ca196a: "net: ipv4: Move ip_options_fragment() out of
loop" from Aug 23, 2021, leads to the following Smatch complaint:

    net/ipv4/ip_output.c:833 ip_do_fragment()
    warn: variable dereferenced before check 'iter.frag' (see line 828)

[...]

Here is the summary with links:
  - [net-next] net: ipv4: Fix the warning for dereference
    https://git.kernel.org/netdev/net-next/c/1b9fbe813016

You are awesome, thank you!
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