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* grub-core/net/dns.c (grub_cmd_nslookup): Init addresses to 0 to avoid

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freeing random buffer on failure.
	* grub-core/net/net.c (grub_net_resolve_address): Likewise.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2012-06-21 22:11:47 +02:00
parent 44a0efc180
commit 418f45abd1
3 changed files with 8 additions and 2 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2012-06-21 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/net/dns.c (grub_cmd_nslookup): Init addresses to 0 to avoid
freeing random buffer on failure.
* grub-core/net/net.c (grub_net_resolve_address): Likewise.
2012-06-21 Vladimir Serbinenko <phcoder@gmail.com> 2012-06-21 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/net/bootp.c (grub_cmd_bootp): Fix packet allocation size. * grub-core/net/bootp.c (grub_cmd_bootp): Fix packet allocation size.

2
grub-core/net/dns.c
View file

@ -605,7 +605,7 @@ grub_cmd_nslookup (struct grub_command *cmd __attribute__ ((unused)),
{ {
grub_err_t err; grub_err_t err;
grub_size_t naddresses, i; grub_size_t naddresses, i;
struct grub_net_network_level_address *addresses; struct grub_net_network_level_address *addresses = 0;
if (argc != 2 && argc != 1) if (argc != 2 && argc != 1)
return grub_error (GRUB_ERR_BAD_ARGUMENT, N_("two arguments expected")); return grub_error (GRUB_ERR_BAD_ARGUMENT, N_("two arguments expected"));
if (argc == 2) if (argc == 2)

2
grub-core/net/net.c
View file

@ -503,7 +503,7 @@ grub_net_resolve_address (const char *name,
const char *rest; const char *rest;
grub_err_t err; grub_err_t err;
grub_size_t naddresses; grub_size_t naddresses;
struct grub_net_network_level_address *addresses; struct grub_net_network_level_address *addresses = 0;
if (parse_ip (name, &addr->ipv4, &rest) && *rest == 0) if (parse_ip (name, &addr->ipv4, &rest) && *rest == 0)
{ {