examples/ipsec-gw: fix build with pkg-config

flow.c: In function ‘parse_flow_tokens’:
flow.c:153:23: error: taking address of packed member of ‘struct
rte_ipv4_hdr’ may result in an unaligned pointer value
[-Werror=address-of-packed-member]
  153 |     if (ipv4_addr_cpy(&rule->ipv4.spec.hdr.src_addr,
      |                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
flow.c:154:9: error: taking address of packed member of ‘struct
rte_ipv4_hdr’ may result in an unaligned pointer value
[-Werror=address-of-packed-member]
  154 |         &rule->ipv4.mask.hdr.src_addr,
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
flow.c:170:23: error: taking address of packed member of ‘struct
rte_ipv4_hdr’ may result in an unaligned pointer value
[-Werror=address-of-packed-member]
  170 |     if (ipv4_addr_cpy(&rule->ipv4.spec.hdr.dst_addr,
      |                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
flow.c:171:9: error: taking address of packed member of ‘struct
rte_ipv4_hdr’ may result in an unaligned pointer value
[-Werror=address-of-packed-member]
  171 |         &rule->ipv4.mask.hdr.dst_addr,
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors

Meson build is fine since we waive those warnings.
Replicate it for make.

Fixes: 8e693616fcb2 ("examples/ipsec-secgw: enable flow based distribution")
Cc: stable@dpdk.org
Signed-off-by: David Marchand <david.marchand@redhat.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>

diff --git a/examples/ipsec-secgw/Makefile b/examples/ipsec-secgw/Makefile
index 5e6cb51..7670cc3 100644 (file)
--- a/examples/ipsec-secgw/Makefile
+++ b/examples/ipsec-secgw/Makefile
@@ -42,6 +42,7 @@ LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk)
 
 CFLAGS += -DALLOW_EXPERIMENTAL_API
+CFLAGS += -Wno-address-of-packed-member
 
 build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
        $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)