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auth: Don't leak memory on error in info request callback.

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Found by Coverity.
This commit is contained in:
Andreas Schneider
2012-10-08 21:10:06 +02:00
parent 96e0301b58
commit 66045054f4
1 changed files with 5 additions and 3 deletions
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8
src/auth.c
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@@ -1741,15 +1741,16 @@ SSH_PACKET_CALLBACK(ssh_packet_userauth_info_request) {
tmp = buffer_get_ssh_string(packet);
buffer_get_u32(packet, &nprompts);
if (name == NULL || instruction == NULL || tmp == NULL) {
/* We don't care about tmp */
ssh_string_free(tmp);
if (name == NULL || instruction == NULL) {
ssh_string_free(name);
ssh_string_free(instruction);
/* tmp if empty if we got here */
ssh_set_error(session, SSH_FATAL, "Invalid USERAUTH_INFO_REQUEST msg");
leave_function();
return SSH_PACKET_USED;
}
ssh_string_free(tmp);
if (session->kbdint == NULL) {
session->kbdint = ssh_kbdint_new();
@@ -1770,6 +1771,7 @@ SSH_PACKET_CALLBACK(ssh_packet_userauth_info_request) {
if (session->kbdint->name == NULL) {
ssh_set_error_oom(session);
ssh_kbdint_free(session->kbdint);
ssh_string_free(instruction);
leave_function();
return SSH_PACKET_USED;
}