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-rw-r--r--usr/src/lib/libc/port/gen/iconv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/usr/src/lib/libc/port/gen/iconv.c b/usr/src/lib/libc/port/gen/iconv.c
index 6a81557c73..622e26da31 100644
--- a/usr/src/lib/libc/port/gen/iconv.c
+++ b/usr/src/lib/libc/port/gen/iconv.c
@@ -435,7 +435,7 @@ iconv(iconv_t cd, const char **inbuf, size_t *inbytesleft,
char **outbuf, size_t *outbytesleft)
{
/* check if cd is valid */
- if (cd == NULL) {
+ if (cd == NULL || cd == (iconv_t)-1) {
errno = EBADF;
return ((size_t)-1);
}