[PATCH] test/mbuf: fix mbuf data content check

[Olivier Matz]

On Thu, Feb 03, 2022 at 10:39:12AM +0100, David Marchand wrote:
> When allocating a mbuf, its data content is most of the time zero'd but
> nothing ensures this. This is especially wrong when building with
> RTE_MALLOC_DEBUG, where data is poisoned to 0x6b on free.
> 
> This test reserves MBUF_TEST_DATA_LEN2 bytes in the mbuf data segment,
> and sets this data to 0xcc.
> Calling strlen(), the test may try to read more than MBUF_TEST_DATA_LEN2
> which has been noticed when memory had been poisoned.
> 
> The mbuf data content is checked right after, so we can simply remove
> strlen().
> 
> Fixes: 7b295dceea07 ("test/mbuf: add unit test cases")
> Cc: stable at dpdk.org
> 
> Signed-off-by: David Marchand <david.marchand at redhat.com>

Acked-by: Olivier Matz <olivier.matz at 6wind.com>