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(parent: fddebe1) | patch
sparc64: Fix end-of-stack checking in save_stack_trace().
authorDavid S. Miller <davem@davemloft.net>
Fri, 8 Aug 2008 06:04:37 +0000 (23:04 -0700)
committerDavid S. Miller <davem@davemloft.net>
Fri, 8 Aug 2008 06:04:37 +0000 (23:04 -0700)
commitd906c7f214280aaaa6ed337d571bf6e73b58a764
tree4a76f75ebec4adf1140a6f7930ce701b11d42d98tree | snapshot
parentfddebe165c01708027a473f1f8cf2e8f73fe78c1commit | diff
sparc64: Fix end-of-stack checking in save_stack_trace().

Bug reported by Alexander Beregalov.

Before we dereference the stack frame or try to peek at the
pt_regs magic value, make sure the entire object is within
the kernel stack bounds.

Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc64/kernel/stacktrace.c diff | blob | history
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