diff options
| author | Petri Savolainen <petri.savolainen@nokia.com> | 2019-06-26 15:57:43 +0300 |
|---|---|---|
| committer | Petri Savolainen <petri.savolainen@nokia.com> | 2019-07-01 13:45:09 +0300 |
| commit | 01d0836470d4475db832ae5fe72bfc8b169ad079 (patch) | |
| tree | 64c87c12d2ab6861e86e4badec6100f9606ce37c /helper/chksum.c | |
| parent | e9848f21aa601c6f37df574e8e3ce5da28ff58f7 (diff) | |
helper: fix variable may be used uninitialized warnings
Fix compiler warning: "X may be used uninitialized in this
function". These warnings were found when building with link
time optimization (-flto flag).
Signed-off-by: Petri Savolainen <petri.savolainen@nokia.com>
Diffstat (limited to 'helper/chksum.c')
| -rw-r--r-- | helper/chksum.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/helper/chksum.c b/helper/chksum.c index 7c7c20a2f..c3e712421 100644 --- a/helper/chksum.c +++ b/helper/chksum.c @@ -106,9 +106,10 @@ static inline int odph_process_l4_hdr(odp_packet_t odp_pkt, odph_udphdr_t *udp_hdr_ptr; odph_tcphdr_t *tcp_hdr_ptr; odp_bool_t split_l4_hdr, is_tcp; - uint32_t l4_offset, l4_len, hdr_len, pkt_chksum_offset; + uint32_t l4_offset, l4_len, pkt_chksum_offset; uint16_t *pkt_chksum_ptr; uint8_t *l4_ptr; + uint32_t hdr_len = 0; /* Parse the TCP/UDP header. */ l4_offset = odp_packet_l4_offset(odp_pkt); @@ -185,9 +186,10 @@ static inline int odph_process_l3_hdr(odp_packet_t odp_pkt, odph_ipv6hdr_t *ipv6_hdr_ptr, ipv6_hdr; odp_bool_t split_l3_hdr; swap_buf_t swap_buf; - uint32_t l3_offset, l4_offset, l3_hdrs_len, hdr_len, addrs_len; + uint32_t l3_offset, l4_offset, l3_hdrs_len, addrs_len; uint32_t protocol, l3_len, l4_len, idx, ipv6_payload_len, sum; uint16_t *addrs_ptr; + uint32_t hdr_len = 0; /* The following computation using the l3 and l4 offsets handles both * the case of IPv4 options and IPv6 extension headers uniformly. */ @@ -271,11 +273,12 @@ int odph_udp_tcp_chksum(odp_packet_t odp_pkt, odph_l4_hdr_t udp_tcp_hdr; odp_bool_t split_l4_hdr, is_tcp, is_last; odp_bool_t has_odd_byte_in; - uint32_t l4_len, sum, ones_compl_sum, remaining_seg_len; + uint32_t l4_len, sum, ones_compl_sum; uint32_t data_len, pkt_chksum_offset, offset; uint16_t *pkt_chksum_ptr, chksum; uint8_t *data_ptr, odd_byte_in_out; int rc, ret_code; + uint32_t remaining_seg_len = 0; /* First parse and process the l4 header */ rc = odph_process_l4_hdr(odp_pkt, op, &udp_tcp_hdr, chksum_ptr, &l4_len, @@ -364,7 +367,7 @@ static uint32_t odph_packet_crc32c(odp_packet_t pkt, return sum; while (length > 0) { - uint32_t seg_len; + uint32_t seg_len = 0; void *data = odp_packet_offset(pkt, offset, &seg_len, NULL); if (seg_len > length) |