GCC 12 raises the following warning:
meson --werror --buildtype=debugoptimized
--cross-file config/x86/cross-mingw -Dexamples=helloworld build
ninja -C build
In function 'i40e_hash_get_pattern_type',
inlined from 'i40e_hash_get_pattern_pctypes' at
../drivers/net/i40e/i40e_hash.c:520:8,
inlined from 'i40e_hash_parse_pattern_act' at
../drivers/net/i40e/i40e_hash.c:1147:9,
inlined from 'i40e_hash_parse' at
../drivers/net/i40e/i40e_hash.c:1181:9:
../drivers/net/i40e/i40e_hash.c:389:47:
error: array subscript 53 is above array
bounds of 'const uint64_t[53]'
{aka 'const long long unsigned int[53]'} [-Werror=array-bounds]
389 | item_hdr = pattern_item_header[last_item_type];
| ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
../drivers/net/i40e/i40e_hash.c: In function 'i40e_hash_parse':
../drivers/net/i40e/i40e_hash.c:182:23: note: while referencing
'pattern_item_header'
182 | static const uint64_t pattern_item_header[] = {
| ^~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
Fixes: ef4c16fd9148 (net/i40e: refactor RSS flow)
Cc: sta...@dpdk.org
Signed-off-by: Amit Prakash Shukla <amitpraka...@marvell.com>
---
drivers/net/i40e/i40e_hash.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/i40e/i40e_hash.c b/drivers/net/i40e/i40e_hash.c
index 8962e9d97a..a1ff85fceb 100644
--- a/drivers/net/i40e/i40e_hash.c
+++ b/drivers/net/i40e/i40e_hash.c
@@ -384,8 +384,10 @@ i40e_hash_get_pattern_type(const struct rte_flow_item
pattern[],
}
prev_item_type = last_item_type;
- assert(last_item_type < (enum rte_flow_item_type)
- RTE_DIM(pattern_item_header));
+ if (last_item_type >= (enum rte_flow_item_type)
+ RTE_DIM(pattern_item_header))
+ goto not_sup;
+
item_hdr = pattern_item_header[last_item_type];
assert(item_hdr);
--
2.25.1
