Merge tag 'for-linus-5.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml

Pull UML updates from Richard Weinberger:

 - KASAN support for x86_64

 - noreboot command line option, just like qemu's -no-reboot

 - Various fixes and cleanups

* tag 'for-linus-5.20-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml:
  um: include sys/types.h for size_t
  um: Replace to_phys() and to_virt() with less generic function names
  um: Add missing apply_returns()
  um: add "noreboot" command line option for PANIC_TIMEOUT=-1 setups
  um: include linux/stddef.h for __always_inline
  UML: add support for KASAN under x86_64
  mm: Add PAGE_ALIGN_DOWN macro
  um: random: Don't initialise hwrng struct with zero
  um: remove unused mm_copy_segments
  um: remove unused variable
  um: Remove straying parenthesis
  um: x86: print RIP with symbol
  arch: um: Fix build for statically linked UML w/ constructors
  x86/um: Kconfig: Fix indentation
  um/drivers: Kconfig: Fix indentation
  um: Kconfig: Fix indentation

2 files changed, 28 insertions, 28 deletions

diff --git a/arch/um/drivers/Kconfig b/arch/um/drivers/Kconfig
index 914da774bd39..5903e2b598aa 100644
--- a/arch/um/drivers/Kconfig
+++ b/arch/um/drivers/Kconfig
@@ -251,37 +251,37 @@ config UML_NET_VECTOR
 	depends on UML_NET
 	select MAY_HAVE_RUNTIME_DEPS
 	help
-	This User-Mode Linux network driver uses multi-message send
-	and receive functions. The host running the UML guest must have
-	a linux kernel version above 3.0 and a libc version > 2.13.
-	This driver provides tap, raw, gre and l2tpv3 network transports
-	with up to 4 times higher network throughput than the UML network
-	drivers.
+	  This User-Mode Linux network driver uses multi-message send
+	  and receive functions. The host running the UML guest must have
+	  a linux kernel version above 3.0 and a libc version > 2.13.
+	  This driver provides tap, raw, gre and l2tpv3 network transports
+	  with up to 4 times higher network throughput than the UML network
+	  drivers.
 
 config UML_NET_VDE
 	bool "VDE transport (obsolete)"
 	depends on UML_NET
 	select MAY_HAVE_RUNTIME_DEPS
 	help
-	This User-Mode Linux network transport allows one or more running
-	UMLs on a single host to communicate with each other and also
-	with the rest of the world using Virtual Distributed Ethernet,
-	an improved fork of uml_switch.
+	  This User-Mode Linux network transport allows one or more running
+	  UMLs on a single host to communicate with each other and also
+	  with the rest of the world using Virtual Distributed Ethernet,
+	  an improved fork of uml_switch.
 
-	You must have libvdeplug installed in order to build the vde
-	transport into UML.
+	  You must have libvdeplug installed in order to build the vde
+	  transport into UML.
 
-	To use this form of networking, you will need to run vde_switch
-	on the host.
+	  To use this form of networking, you will need to run vde_switch
+	  on the host.
 
-	For more information, see <http://wiki.virtualsquare.org/>
-	That site has a good overview of what VDE is and also examples
-	of the UML command line to use to enable VDE networking.
+	  For more information, see <http://wiki.virtualsquare.org/>
+	  That site has a good overview of what VDE is and also examples
+	  of the UML command line to use to enable VDE networking.
 
-	NOTE: THIS TRANSPORT IS DEPRECATED AND WILL BE REMOVED SOON!!! Please
-	migrate to UML_NET_VECTOR.
+	  NOTE: THIS TRANSPORT IS DEPRECATED AND WILL BE REMOVED SOON!!! Please
+	  migrate to UML_NET_VECTOR.
 
-	If unsure, say N.
+	  If unsure, say N.
 
 config UML_NET_MCAST
 	bool "Multicast transport (obsolete)"
@@ -311,19 +311,19 @@ config UML_NET_PCAP
 	depends on UML_NET
 	select MAY_HAVE_RUNTIME_DEPS
 	help
-	The pcap transport makes a pcap packet stream on the host look
-	like an ethernet device inside UML.  This is useful for making
-	UML act as a network monitor for the host.  You must have libcap
-	installed in order to build the pcap transport into UML.
+	  The pcap transport makes a pcap packet stream on the host look
+	  like an ethernet device inside UML.  This is useful for making
+	  UML act as a network monitor for the host.  You must have libcap
+	  installed in order to build the pcap transport into UML.
 
 	  For more information, see
 	  <http://user-mode-linux.sourceforge.net/old/networking.html>  That site
 	  has examples of the UML command line to use to enable this option.
 
-	NOTE: THIS TRANSPORT IS DEPRECATED AND WILL BE REMOVED SOON!!! Please
-	migrate to UML_NET_VECTOR.
+	  NOTE: THIS TRANSPORT IS DEPRECATED AND WILL BE REMOVED SOON!!! Please
+	  migrate to UML_NET_VECTOR.
 
-	If unsure, say N.
+	  If unsure, say N.
 
 config UML_NET_SLIRP
 	bool "SLiRP transport (obsolete)"
diff --git a/arch/um/drivers/random.c b/arch/um/drivers/random.c
index 433a3f8f2ef3..32b3341fe970 100644
--- a/arch/um/drivers/random.c
+++ b/arch/um/drivers/random.c
@@ -28,7 +28,7 @@
  * protects against a module being loaded twice at the same time.
  */
 static int random_fd = -1;
-static struct hwrng hwrng = { 0, };
+static struct hwrng hwrng;
 static DECLARE_COMPLETION(have_data);
 
 static int rng_dev_read(struct hwrng *rng, void *buf, size_t max, bool block)