[dpdk-dev] [PATCH] bus/dpaa: fix compilation issue with meson build

[Jerin Jacob]

ccache gcc -Idrivers/drivers@@tmp_rte_pmd_dpaa_sec at sta -Idrivers
In file included from ../drivers/bus/dpaa/include/fsl_usd.h:11,
                 from ../drivers/crypto/dpaa_sec/dpaa_sec.c:27:
../drivers/bus/dpaa/include/compat.h:53:
 error: "__packed" redefined [-Werror]
 #define __packed __rte_packed

In file included from /usr/include/bsd/string.h:39,
from ../lib/librte_eal/common/include/rte_string_fns.h:71,
from ../drivers/crypto/dpaa_sec/dpaa_sec.c:25:
/usr/include/bsd/sys/cdefs.h:120: note: this is the location
of the previous definition
#  define __packed __attribute__((__packed__))

Cc: stable at dpdk.org
Fixes: 39f373cf015a ("bus/dpaa: add compatibility and helper macros")

Signed-off-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>
---
 drivers/bus/dpaa/include/compat.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/bus/dpaa/include/compat.h b/drivers/bus/dpaa/include/compat.h
index e4b570214..0b49ed5e4 100644
--- a/drivers/bus/dpaa/include/compat.h
+++ b/drivers/bus/dpaa/include/compat.h
@@ -50,7 +50,9 @@
 /* Required compiler attributes */
 #define __maybe_unused	__rte_unused
 #define __always_unused	__rte_unused
+#ifndef __packed
 #define __packed	__rte_packed
+#endif
 #define noinline	__attribute__((noinline))
 
 #define L1_CACHE_BYTES 64
-- 
2.17.1