[PATCH] net/cnxk: fix error when compiled for x86

[Rakesh Kudurumalla <rkudurumalla@marvell.com>]

fix error when compiled for x86 platform when compiled
with optimization flag enabled
error: ‘str’ may be used uninitialized in this function
error: ‘frag_ptr’ may be used uninitialized in this function

Bugzilla ID: 939
Fixes: b526599020ef ("net/cnxk: fix build with GCC 12")
Cc: stable@dpdk.org

Reported-by: Ferruh Yigit <ferruh.yigit@intel.com>
Signed-off-by: Rakesh Kudurumalla <rkudurumalla@marvell.com>
---
 drivers/net/cnxk/cn10k_rx.h        | 5 +++--
 drivers/net/cnxk/cnxk_ethdev_mtr.c | 2 +-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/net/cnxk/cn10k_rx.h b/drivers/net/cnxk/cn10k_rx.h
index 7f219e5ddd..e4f5a553a6 100644
--- a/drivers/net/cnxk/cn10k_rx.h
+++ b/drivers/net/cnxk/cn10k_rx.h
@@ -146,7 +146,8 @@ nix_sec_attach_frags(const struct cpt_parse_hdr_s *hdr,
 	uint32_t offset = hdr->w2.fi_offset;
 	union nix_rx_parse_u *frag_rx;
 	struct cpt_frag_info_s *finfo;
-	uint64_t *frag_ptr, ol_flags;
+	uint64_t *frag_ptr = NULL;
+	uint64_t ol_flags;
 	uint16_t frag_size;
 	uint16_t rlen;
 	uint64_t *wqe;
@@ -276,8 +277,8 @@ nix_sec_reassemble_frags(const struct cpt_parse_hdr_s *hdr, uint64_t cq_w1,
 	union nix_rx_parse_u *frag_rx;
 	struct cpt_frag_info_s *finfo;
 	struct rte_mbuf *head, *mbuf;
+	uint64_t *frag_ptr = NULL;
 	rte_iova_t *inner_iova;
-	uint64_t *frag_ptr;
 	uint16_t frag_size;
 	uint64_t *wqe;
 
diff --git a/drivers/net/cnxk/cnxk_ethdev_mtr.c b/drivers/net/cnxk/cnxk_ethdev_mtr.c
index c8183aa12d..02803bdf75 100644
--- a/drivers/net/cnxk/cnxk_ethdev_mtr.c
+++ b/drivers/net/cnxk/cnxk_ethdev_mtr.c
@@ -288,7 +288,7 @@ cnxk_nix_mtr_profile_delete(struct rte_eth_dev *eth_dev, uint32_t profile_id,
 static int
 update_mtr_err(uint32_t act_color, struct rte_mtr_error *error, bool action)
 {
-	const char *str;
+	const char *str = NULL;
 	switch (act_color) {
 	case RTE_COLOR_GREEN:
 		if (action) {
-- 
2.25.1