firewire fixes for 6.4-rc4

This pull request includes a single patch from the project for consecutive
 effort of memory safety array. It brings no change to user space, thus it
 is worth to apply it as a fix.
 -----BEGIN PGP SIGNATURE-----
 
 iHUEABYIAB0WIQQE66IEYNDXNBPeGKSsLtaWM8LwEwUCZHioYQAKCRCsLtaWM8Lw
 E1/+AQC5V57OGn7LqgUeh2KwTBpEcmaogMhq1fwyPoiS15pbiAD/WraHL02w+N/O
 TOGNiD2vodiMa2ngZAa/hyy54oxn0Ao=
 =tjpp
 -----END PGP SIGNATURE-----

Merge tag 'firewire-fixes-6.4-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394

Pull firewire fix from Takashi Sakamoto:
 "A single patch to use a flexible array rather than a zero-length one"

* tag 'firewire-fixes-6.4-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394:
  firewire: Replace zero-length array with flexible-array member

include/linux/firewire.h

@@ -391,7 +391,7 @@ struct fw_iso_packet {
 	u32 tag:2;		/* tx: Tag in packet header		*/
 	u32 sy:4;		/* tx: Sy in packet header		*/
 	u32 header_length:8;	/* Length of immediate header		*/
-	u32 header[0];		/* tx: Top of 1394 isoch. data_block	*/
+	u32 header[];		/* tx: Top of 1394 isoch. data_block	*/
 };
 
 #define FW_ISO_CONTEXT_TRANSMIT			0