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(parent: ff8e3e3) | patch
x86/mm/init.c: devmem_is_allowed() off by one
authorT Makphaibulchoke <tmac@hp.com>
Thu, 13 Sep 2012 00:58:17 +0000 (10:58 +1000)
committerStephen Rothwell <sfr@canb.auug.org.au>
Thu, 13 Sep 2012 07:27:40 +0000 (17:27 +1000)
commit7f3d7390e65c5cf92780426f0b550aac2eb702b8
tree379ad0657776e2b54cc1a2b56d1833f92d37ace5tree | snapshot
parentff8e3e35808449685c8e49180e107e22bd0c2d2fcommit | diff
x86/mm/init.c: devmem_is_allowed() off by one

Fix an off-by-one error in devmem_is_allowed(), which allows accesses to
physical addresses 0x100000-0x100fff, an extra page past 1MB.

Signed-off-by: T Makphaibulchoke <tmac@hp.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
arch/x86/mm/init.c diff | blob | history
Linux kernel for KaRo TX COM modules