~jkaivo/asprintf: adjust error check of initial call to vsnprintf() to account for the fact that we always add 1

1bff06e0544732db44d6c093c74b48b9960f403d — Jakob Kaivo 2 years ago bd10656 asprintf

adjust error check of initial call to vsnprintf() to account for the fact that we always add 1

patch browse

1 files changed, 1 insertions(+), 1 deletions(-)

M asprintf.h

M asprintf.h => asprintf.h +1 -1

@@ 11,7 11,7 @@ static inline int vasprintf(char **strp, const char *fmt, va_list ap)
 	va_copy(cp, ap);
 
 	int len = vsnprintf(NULL, 0, fmt, ap) + 1;
-	if (len < 0) {
+	if (len <= 0) {
 		return -1;
 	}