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diff --git a/lib/vssh/libssh2.c b/lib/vssh/libssh2.c | |
index 8e043747e..b349d7ba7 100644 | |
--- a/lib/vssh/libssh2.c | |
+++ b/lib/vssh/libssh2.c | |
@@ -694,25 +694,27 @@ static CURLcode ssh_force_knownhost_key_type(struct connectdata *conn) | |
while(!libssh2_knownhost_get(sshc->kh, &store, store)) { | |
/* For non-standard ports, the name will be enclosed in */ | |
/* square brackets, followed by a colon and the port */ | |
- if(store->name[0] == '[') { | |
- kh_name_end = strstr(store->name, "]:"); | |
- if(!kh_name_end) { | |
- infof(data, "Invalid host pattern %s in %s\n", | |
- store->name, data->set.str[STRING_SSH_KNOWNHOSTS]); | |
- continue; | |
- } | |
- port = atoi(kh_name_end + 2); | |
- if(kh_name_end && (port == conn->remote_port)) { | |
- kh_name_size = strlen(store->name) - 1 - strlen(kh_name_end); | |
- if(strncmp(store->name + 1, conn->host.name, kh_name_size) == 0) { | |
- found = true; | |
- break; | |
+ if(store->name != NULL) { | |
+ if(store->name[0] == '[') { | |
+ kh_name_end = strstr(store->name, "]:"); | |
+ if(!kh_name_end) { | |
+ infof(data, "Invalid host pattern %s in %s\n", store->name, | |
+ data->set.str[STRING_SSH_KNOWNHOSTS]); | |
+ continue; | |
+ } | |
+ port = atoi(kh_name_end + 2); | |
+ if(kh_name_end && (port == conn->remote_port)) { | |
+ kh_name_size = strlen(store->name) - 1 - strlen(kh_name_end); | |
+ if(strncmp(store->name + 1, conn->host.name, kh_name_size) == 0) { | |
+ found = true; | |
+ break; | |
+ } | |
} | |
} | |
- } | |
- else if(strcmp(store->name, conn->host.name) == 0) { |
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