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knownhosts: Fix possible null pointer dereference

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CID 1391447

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Andreas Schneider
2018-06-05 10:35:42 +02:00
parent 34e7a3cf8c
commit 669678119c
1 changed files with 6 additions and 4 deletions
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10
src/knownhosts.c
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@@ -403,10 +403,12 @@ int ssh_known_hosts_parse_line(const char *hostname,
p = strtok(NULL, " "); p = strtok(NULL, " ");
if (p != NULL) { if (p != NULL) {
p = strstr(line, p); p = strstr(line, p);
e->comment = strdup(p); if (p != NULL) {
if (e->comment == NULL) { e->comment = strdup(p);
rc = SSH_ERROR; if (e->comment == NULL) {
goto out; rc = SSH_ERROR;
goto out;
}
} }
} }