Short option "s" was passed to getopt_long function, while there was
no condition on this option.

Fixes: f5188211c7 ("examples/vhost_crypto: add sample application")
Cc: roy.fan.zhang@intel.com

Signed-off-by: Ibtisam Tariq <redacted>
---
 examples/vhost_crypto/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/vhost_crypto/main.c b/examples/vhost_crypto/main.c
index 29c8f7228..66bde38c0 100644
--- a/examples/vhost_crypto/main.c
+++ b/examples/vhost_crypto/main.c

@@ -219,7 +219,7 @@ vhost_crypto_parse_args(int argc, char **argv)
 
 	argvopt = argv;
 
-	while ((opt = getopt_long(argc, argvopt, "s:",
+	while ((opt = getopt_long(argc, argvopt, "",
 				  lgopts, &option_index)) != EOF) {
 
 		switch (opt) {