GCC 12 raises the following warning:
In function '_mm_loadu_si128',
inlined from 'rte_mov16' at
../lib/eal/x86/include/rte_memcpy.h:507:9,
inlined from 'rte_mov128' at
../lib/eal/x86/include/rte_memcpy.h:549:2,
inlined from 'rte_memcpy_generic' at
../lib/eal/x86/include/rte_memcpy.h:732:4,
inlined from 'rte_memcpy' at
../lib/eal/x86/include/rte_memcpy.h:882:10,
inlined from 'outb_tun_pkt_prepare' at
../lib/ipsec/esp_outb.c:224:2:
/usr/lib/gcc/x86_64-pc-linux-gnu/12.1.1/include/emmintrin.h:703:10: error:
array subscript '__m128i_u[15]' is partly outside array bounds of
'const uint8_t[255]' {aka 'const unsigned char[255]'}
[-Werror=array-bounds]
703 | return *__P;
| ^~~~
In file included from ../lib/ipsec/esp_outb.c:17:
../lib/ipsec/pad.h: In function 'outb_tun_pkt_prepare':
../lib/ipsec/pad.h:10:22: note: at offset 240 into object 'esp_pad_bytes'
of size 255
10 | static const uint8_t esp_pad_bytes[IPSEC_MAX_PAD_SIZE] = {
| ^~~~~~~~~~~~~
This patch restrict copy to minimum size.
Bugzilla ID: 1060
Fixes: 6015e6a13398 ("ipsec: move inbound and outbound code")
Cc: stable@dpdk.org
Signed-off-by: Amit Prakash Shukla <amitprakashs@marvell.com>
Acked-by: Konstantin Ananyev <konstantin.v.ananyev@yandex.ru>
2be383423e