X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fpsxbios.c;h=4624bf4d8283f3b41a4f6e13987fb95ca15cbb7d;hb=bee52312d06313957cfe73dacdb1717d1c8bcddb;hp=292d80d6cab80df9b756c0c453d8df4fcad738a6;hpb=bebe989ba22f0bac230a0b8a75617ae895ea274f;p=pcsx_rearmed.git

diff --git a/libpcsxcore/psxbios.c b/libpcsxcore/psxbios.c
index 292d80d6..4624bf4d 100644
--- a/libpcsxcore/psxbios.c
+++ b/libpcsxcore/psxbios.c
@@ -394,7 +394,12 @@ void psxBios_strcat() { // 0x15
 #ifdef PSXBIOS_LOG
 	PSXBIOS_LOG("psxBios_%s: %s, %s\n", biosA0n[0x15], Ra0, Ra1);
 #endif
-
+	if (a0 == 0 || a1 == 0)
+	{
+		v0 = 0;
+		pc0 = ra;
+		return;
+	}
 	while (*p1++);
 	--p1;
 	while ((*p1++ = *p2++) != '\0');