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Add missing argument checks for options.

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git-svn-id: svn+ssh://svn.berlios.de/svnroot/repos/libssh/trunk@350 7dcaeef0-15fb-0310-b436-a5af3365683c
This commit is contained in:
Andreas Schneider
2009-04-02 11:47:06 +00:00
parent 8de3dc44ca
commit 71913c8fea
1 changed files with 12 additions and 0 deletions
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12
libssh/options.c
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@@ -95,6 +95,10 @@ SSH_OPTIONS *ssh_options_copy(SSH_OPTIONS *opt) {
SSH_OPTIONS *new = NULL; SSH_OPTIONS *new = NULL;
int i; int i;
if (opt == NULL) {
return NULL;
}
new = ssh_options_new(); new = ssh_options_new();
if (new == NULL) { if (new == NULL) {
return NULL; return NULL;
@@ -224,6 +228,10 @@ int ssh_options_set_host(SSH_OPTIONS *opt, const char *hostname){
char *h; char *h;
char *p; char *p;
if (opt == NULL || hostname == NULL) {
return -1;
}
h = strdup(hostname); h = strdup(hostname);
if (h == NULL) { if (h == NULL) {
return -1; return -1;
@@ -269,6 +277,10 @@ int ssh_options_set_host(SSH_OPTIONS *opt, const char *hostname){
* @bug this should not be set at options time * @bug this should not be set at options time
*/ */
int ssh_options_set_username(SSH_OPTIONS *opt, const char *username) { int ssh_options_set_username(SSH_OPTIONS *opt, const char *username) {
if (opt == NULL || username == NULL) {
return -1;
}
if (opt->username) { if (opt->username) {
SAFE_FREE(opt->username); SAFE_FREE(opt->username);
} }