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-rw-r--r--libbb/compare_string_array.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/libbb/compare_string_array.c b/libbb/compare_string_array.c
index 856739c41..ede5a97e3 100644
--- a/libbb/compare_string_array.c
+++ b/libbb/compare_string_array.c
@@ -158,8 +158,11 @@ int FAST_FUNC index_in_substrings(const char *strings, const char *key)
158const char* FAST_FUNC nth_string(const char *strings, int n) 158const char* FAST_FUNC nth_string(const char *strings, int n)
159{ 159{
160 while (n) { 160 while (n) {
161 n--; 161 if (*strings++ == '\0') {
162 strings += strlen(strings) + 1; 162 if (*strings == '\0') /* reached end of strings */
163 break;
164 n--;
165 }
163 } 166 }
164 return strings; 167 return strings;
165} 168}