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net/ixgbe: fix build with gcc 4.8.5

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Build error:
  In function ‘ixgbe_recv_pkts_lro_bulk_alloc’:
../drivers/net/ixgbe/ixgbe_rxtx.c:2209:24:
  error: ‘next_sc_entry’ may be used uninitialized in this function
  [-Werror=maybe-uninitialized]
    next_sc_entry->fbuf = first_seg;
                        ^
http://mails.dpdk.org/archives/test-report/2020-January/113891.html

This is a compiler false positive and error not seen by newer compilers,
or clang but to fix the warning initializing the complained variable.

According git bisect, no idea how:
Fixes: ad43b7bce95b ("net/ixgbe: avoid multiple definitions of bool")

Reported-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
Tested-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Acked-by: Xiaolong Ye <xiaolong.ye@intel.com>
This commit is contained in:
Ferruh Yigit 2020-01-14 17:52:47 +00:00
parent 7b836d8443
commit e1b8ed33c5
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ixgbe/ixgbe_rxtx.c
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@ -2028,7 +2028,7 @@ ixgbe_recv_pkts_lro(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts,
bool eop;
struct ixgbe_rx_entry *rxe;
struct ixgbe_scattered_rx_entry *sc_entry;
struct ixgbe_scattered_rx_entry *next_sc_entry;
struct ixgbe_scattered_rx_entry *next_sc_entry = NULL;
struct ixgbe_rx_entry *next_rxe = NULL;
struct rte_mbuf *first_seg;
struct rte_mbuf *rxm;