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From: Thomas Monjalon <thomas@monjalon.net>
To: dev@dpdk.org
Cc: bruce.richardson@intel.com, david.marchand@redhat.com,
	Matan Azrad <matan@nvidia.com>,
	Viacheslav Ovsiienko <viacheslavo@nvidia.com>
Subject: [dpdk-dev] [PATCH v3 3/5] vdpa/mlx5: fix minsize build
Date: Sun,  8 Aug 2021 14:51:36 +0200
Message-ID: <20210808125139.3573701-4-thomas@monjalon.net> (raw)
In-Reply-To: <20210808125139.3573701-1-thomas@monjalon.net>

Error occurs when configuring meson with --buildtype=minsize
with GCC 11.1.0:

drivers/vdpa/mlx5/mlx5_vdpa_mem.c: In function ‘mlx5_vdpa_mem_register’:
drivers/vdpa/mlx5/mlx5_vdpa_mem.c:183:24: error:
initialization of ‘uint64_t’ {aka ‘long unsigned int’} from ‘void *’
makes integer from pointer without a cast [-Werror=int-conversion]
|         uint64_t gcd = NULL;
|                        ^~~~
drivers/vdpa/mlx5/mlx5_vdpa_mem.c:244:75: error:
‘mode’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
|                         klm_size = mode == MLX5_MKC_ACCESS_MODE_KLM ?
|                                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|                               KLM_SIZE_MAX_ALIGN(empty_region_sz) : gcd;
|                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~

Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
---
 drivers/vdpa/mlx5/mlx5_vdpa_mem.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/vdpa/mlx5/mlx5_vdpa_mem.c b/drivers/vdpa/mlx5/mlx5_vdpa_mem.c
index a13bde5a0b..59ce4e891c 100644
--- a/drivers/vdpa/mlx5/mlx5_vdpa_mem.c
+++ b/drivers/vdpa/mlx5/mlx5_vdpa_mem.c
@@ -177,10 +177,10 @@ mlx5_vdpa_mem_register(struct mlx5_vdpa_priv *priv)
 	struct mlx5_devx_mkey_attr mkey_attr;
 	struct mlx5_vdpa_query_mr *entry = NULL;
 	struct rte_vhost_mem_region *reg = NULL;
-	uint8_t mode;
+	uint8_t mode = 0;
 	uint32_t entries_num = 0;
 	uint32_t i;
-	uint64_t gcd;
+	uint64_t gcd = 0;
 	uint64_t klm_size;
 	uint64_t mem_size;
 	uint64_t k;
-- 
2.31.1


  parent reply	other threads:[~2021-08-08 12:52 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-12 21:53 [dpdk-dev] [PATCH] devtools: test different build types Thomas Monjalon
2021-05-21 15:03 ` David Marchand
2021-07-23 20:26   ` Andrew Rybchenko
2021-08-02 22:45 ` [dpdk-dev] [PATCH v2] " Thomas Monjalon
2021-08-08 12:51 ` [dpdk-dev] [PATCH v3 0/5] more build tests Thomas Monjalon
2021-08-08 12:51   ` [dpdk-dev] [PATCH v3 1/5] net/qede: fix minsize build Thomas Monjalon
2021-08-09  5:15     ` [dpdk-dev] [EXT] " Devendra Singh Rawat
2021-08-09  7:11       ` Rasesh Mody
2021-09-15 15:16       ` David Marchand
2021-08-08 12:51   ` [dpdk-dev] [PATCH v3 2/5] regex/mlx5: " Thomas Monjalon
2021-08-11  8:48     ` Ruifeng Wang
2021-08-08 12:51   ` Thomas Monjalon [this message]
2021-08-09  6:43     ` [dpdk-dev] [PATCH v3 3/5] vdpa/mlx5: " Matan Azrad
2021-08-11  8:48     ` Ruifeng Wang
2021-08-08 12:51   ` [dpdk-dev] [PATCH v3 4/5] test/crypto: " Thomas Monjalon
2021-08-11  8:48     ` Ruifeng Wang
2021-08-08 12:51   ` [dpdk-dev] [PATCH v3 5/5] devtools: test different build types Thomas Monjalon
2021-09-15 20:27   ` [dpdk-dev] [PATCH v3 0/5] more build tests Ferruh Yigit
2021-09-16  7:05   ` David Marchand

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