Commit f18046f7 authored Jan 04, 2018 by Andrew Morton Committed by Greg Kroah-Hartman Feb 13, 2018

kernel/exit.c: export abort() to modules

commit dc8635b78cd8669c37e230058d18c33af7451ab1 upstream.

gcc -fisolate-erroneous-paths-dereference can generate calls to abort()
from modular code too.

[arnd@arndb.de: drop duplicate exports of abort()]
  Link: http://lkml.kernel.org/r/20180102103311.706364-1-arnd@arndb.de


Reported-by: Vineet Gupta <Vineet.Gupta1@synopsys.com>
Cc: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Alexey Brodkin <Alexey.Brodkin@synopsys.com>
Cc: Russell King <rmk+kernel@armlinux.org.uk>
Cc: Jose Abreu <Jose.Abreu@synopsys.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Evgeniy Didin <Evgeniy.Didin@synopsys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent c5c91d83

arch/arm/kernel/traps.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -790,7 +790,6 @@ void abort(void)
		/* if that doesn't kill us, halt */
		panic("Oops failed to kill thread");
		}
		EXPORT_SYMBOL(abort);

		void __init trap_init(void)
		{

arch/m32r/kernel/traps.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -122,7 +122,6 @@ void abort(void)
		/* if that doesn't kill us, halt */
		panic("Oops failed to kill thread");
		}
		EXPORT_SYMBOL(abort);

		void __init trap_init(void)
		{

arch/unicore32/kernel/traps.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -298,7 +298,6 @@ void abort(void)
		/* if that doesn't kill us, halt */
		panic("Oops failed to kill thread");
		}
		EXPORT_SYMBOL(abort);

		void __init trap_init(void)
		{

kernel/exit.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1763,3 +1763,4 @@ __weak void abort(void)
		/* if that doesn't kill us, halt */
		panic("Oops failed to kill thread");
		}
		EXPORT_SYMBOL(abort);