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Fix a memory leak

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2011-07-06 17:41:49 +02:00
parent e1a0e1b428
commit c3bf5267b0
1 changed files with 15 additions and 3 deletions
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18
grub-core/net/bootp.c
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@ -444,13 +444,22 @@ grub_cmd_bootp (struct grub_command *cmd __attribute__ ((unused)),
continue;
nb = grub_netbuff_alloc (sizeof (*pack));
if (!nb)
return grub_errno;
{
grub_netbuff_free (nb);
return grub_errno;
}
err = grub_netbuff_reserve (nb, sizeof (*pack) + 64 + 128);
if (err)
return err;
{
grub_netbuff_free (nb);
return err;
}
err = grub_netbuff_push (nb, sizeof (*pack) + 64);
if (err)
return err;
{
grub_netbuff_free (nb);
return err;
}
pack = (void *) nb->data;
done = 1;
grub_memset (pack, 0, sizeof (*pack) + 64);
@ -480,6 +489,7 @@ grub_cmd_bootp (struct grub_command *cmd __attribute__ ((unused)),
target.ipv4 = 0xffffffff;
err = grub_net_send_ip_packet (&ifaces[j], &target, nb);
grub_netbuff_free (nb);
if (err)
return err;
}
@ -491,6 +501,7 @@ grub_cmd_bootp (struct grub_command *cmd __attribute__ ((unused)),
err = GRUB_ERR_NONE;
for (j = 0; j < ncards; j++)
{
grub_free (ifaces[j].name);
if (!ifaces[j].prev)
continue;
grub_error_push ();
@ -499,6 +510,7 @@ grub_cmd_bootp (struct grub_command *cmd __attribute__ ((unused)),
ifaces[j].card->name);
}
grub_free (ifaces);
return err;
}