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-rw-r--r--extensions/libipt_esp.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/extensions/libipt_esp.c b/extensions/libipt_esp.c
index 07d2515..8890ff7 100644
--- a/extensions/libipt_esp.c
+++ b/extensions/libipt_esp.c
@@ -92,8 +92,7 @@ parse(int c, char **argv, int invert, unsigned int *flags,
if (*flags & ESP_SPI)
exit_error(PARAMETER_PROBLEM,
"Only one `--spi' allowed");
- if (check_inverse(optarg, &invert))
- optind++;
+ check_inverse(optarg, &invert, &optind, 0);
parse_esp_spis(argv[optind-1], espinfo->spis);
if (invert)
espinfo->invflags |= IPT_ESP_INV_SPI;