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[master] Address memory leak in dhclient code.

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address memory leak
This commit is contained in:
Shawn Routhier 2014-06-10 10:30:32 -07:00
parent a89fd0cd84
commit b05e05b731
2 changed files with 9 additions and 3 deletions
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4
RELNOTES
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@ -170,6 +170,10 @@ by Eric Young (eay@cryptsoft.com).
in a pool are used. in a pool are used.
[ISC-Bugs #34487] [ISC-Bugs #34487]
- Add code to properly dereference a pointer in the dhclient code
on an error condition.
[ISC-Bugs #36194
Changes since 4.3.0rc1 Changes since 4.3.0rc1
- None - None

8
client/dhclient.c
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@ -2413,9 +2413,11 @@ make_client_options(struct client_state *client, struct client_lease *lease,
dhcp_universe.code_hash, dhcp_universe.code_hash,
&code, 0, MDL) && &code, 0, MDL) &&
make_const_option_cache(&oc, &bp, NULL, len, make_const_option_cache(&oc, &bp, NULL, len,
option, MDL))) option, MDL))) {
log_error("can't make option cache"); if (bp != NULL)
else { buffer_dereference(&bp, MDL);
log_error ("can't make option cache");
} else {
save_option(&dhcp_universe, *op, oc); save_option(&dhcp_universe, *op, oc);
option_cache_dereference(&oc, MDL); option_cache_dereference(&oc, MDL);
} }