From: Marcelo Ricardo Leitner <mleitner@redhat•com>
To: Or Gerlitz <ogerlitz@mellanox•com>
Cc: netdev <netdev@vger•kernel.org>
Subject: Compile-time warnings on mlx4/net-next
Date: Thu, 15 Jan 2015 11:05:27 -0200 [thread overview]
Message-ID: <54B7BB17.8090308@redhat.com> (raw)
Hi Or,
Building net-next.git from today, 4e7a84b1a5bc8094522fd11f628b00c4b4e78b4d,
I'm seeing these warnings on mlx4:
drivers/net/ethernet/mellanox/mlx4/fw.c: In function ‘mlx4_config_dev_retrieval’:
drivers/net/ethernet/mellanox/mlx4/fw.c:2136:12: warning: ‘config_dev.rx_checksum_val’ may be used uninitialized in this function [-Wmaybe-uninitialized]
csum_mask = (config_dev.rx_checksum_val >> CONFIG_DEV_RX_CSUM_MODE_PORT2_BIT_OFFSET) &
^
In file included from include/linux/swab.h:4:0,
from include/uapi/linux/byteorder/little_endian.h:12,
from include/linux/byteorder/little_endian.h:4,
from ./arch/x86/include/uapi/asm/byteorder.h:4,
from include/asm-generic/bitops/le.h:5,
from ./arch/x86/include/asm/bitops.h:504,
from include/linux/bitops.h:36,
from include/linux/kernel.h:10,
from include/linux/skbuff.h:17,
from include/linux/if_ether.h:23,
from include/linux/etherdevice.h:25,
from drivers/net/ethernet/mellanox/mlx4/fw.c:35:
include/uapi/linux/swab.h:106:23: warning: ‘config_dev.vxlan_udp_dport’ may be used uninitialized in this function [-Wmaybe-uninitialized]
(__builtin_constant_p((__u16)(x)) ? \
^
drivers/net/ethernet/mellanox/mlx4/fw.c:2114:25: note: ‘config_dev.vxlan_udp_dport’ was declared here
struct mlx4_config_dev config_dev;
^
Do you see them too?
Marcelo
next reply other threads:[~2015-01-15 13:05 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-15 13:05 Marcelo Ricardo Leitner [this message]
2015-01-15 13:20 ` Compile-time warnings on mlx4/net-next Or Gerlitz
2015-01-15 13:38 ` Marcelo Ricardo Leitner
2015-01-16 11:45 ` Daniel Borkmann
2015-01-16 12:54 ` Eric Dumazet
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