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authorysk <shaokunyang@163.com>2020-06-03 10:44:35 +0800
committerysk <shaokunyang@163.com>2020-06-03 10:44:35 +0800
commit52893d99f667d16ace6eef03fa7c4344a87ff6e9 (patch)
treefb15a3539094d78c5f2d33e61745d00220e31906 /example/reader_util.c
parent86a3dc5bea2dc5ccb6a25a1208278ea454b6503f (diff)
fix segment fault cause by the ssl.server_names when it may NULL
Diffstat (limited to 'example/reader_util.c')
-rw-r--r--example/reader_util.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/example/reader_util.c b/example/reader_util.c
index 1feb2d7ff..56cd74134 100644
--- a/example/reader_util.c
+++ b/example/reader_util.c
@@ -1094,7 +1094,7 @@ void process_ndpi_collected_info(struct ndpi_workflow * workflow, struct ndpi_fl
sizeof(flow->ssh_tls.client_requested_server_name), "%s",
flow->ndpi_flow->protos.stun_ssl.ssl.client_requested_server_name);
- if(flow->ndpi_flow->protos.stun_ssl.ssl.server_names_len > 0)
+ if(flow->ndpi_flow->protos.stun_ssl.ssl.server_names_len > 0 && flow->ndpi_flow->protos.stun_ssl.ssl.server_names)
flow->ssh_tls.server_names = ndpi_strdup(flow->ndpi_flow->protos.stun_ssl.ssl.server_names);
flow->ssh_tls.notBefore = flow->ndpi_flow->protos.stun_ssl.ssl.notBefore;
flow->ssh_tls.notAfter = flow->ndpi_flow->protos.stun_ssl.ssl.notAfter;