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sandbox: eth-raw: Make sure descriptors are always initialized

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If we let descriptors equal 0, we can end up closing STDIN. Make sure
they start out as -1.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Joe Hershberger 2018-07-02 14:47:47 -05:00
parent 68acb51f44
commit 50ed0ef832
1 changed files with 3 additions and 2 deletions
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5
arch/sandbox/cpu/eth-raw-os.c
View file

@ -34,6 +34,7 @@ static int _raw_packet_start(const char *ifname, unsigned char *ethmac,
int flags;
/* Prepare device struct */
priv->local_bind_sd = -1;
priv->device = malloc(sizeof(struct sockaddr_ll));
if (priv->device == NULL)
return -ENOMEM;
@ -103,6 +104,8 @@ static int _local_inet_start(struct eth_sandbox_raw_priv *priv)
int one = 1;
/* Prepare device struct */
priv->local_bind_sd = -1;
priv->local_bind_udp_port = 0;
priv->device = malloc(sizeof(struct sockaddr_in));
if (priv->device == NULL)
return -ENOMEM;
@ -136,8 +139,6 @@ static int _local_inet_start(struct eth_sandbox_raw_priv *priv)
strerror(errno));
return -errno;
}
priv->local_bind_sd = -1;
priv->local_bind_udp_port = 0;
return 0;
}