[dpdk-dev] [PATCH] net/ixgbe: fix build for gcc 4.8.5
Ferruh Yigit
ferruh.yigit at intel.com
Tue Jan 14 18:52:47 CET 2020
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: 8a2e7ce976fd ("net/ixgbe: avoid multiple definitions of bool")
Reported-by: Maxime Coquelin <maxime.coquelin at redhat.com>
Signed-off-by: Ferruh Yigit <ferruh.yigit at intel.com>
---
Cc: dharmik.thakkar at arm.com
---
drivers/net/ixgbe/ixgbe_rxtx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c
index 13b06eb9c..30f890572 100644
--- a/drivers/net/ixgbe/ixgbe_rxtx.c
+++ b/drivers/net/ixgbe/ixgbe_rxtx.c
@@ -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;
--
2.24.1
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