arm: if we get into work_pending while returning to kernel mode, just go away

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checking in do_signal() is pointless - if we get there with !user_mode(regs)
(and we might), we'll end up looping indefinitely.  Check in work_pending
and break out of the loop if so.

Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

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This commit is contained in:

Al Viro 2012-04-28 17:51:42 -04:00

parent d9be5ea6f9

commit 21c1176a72

2 changed files with 3 additions and 9 deletions

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3

arch/arm/kernel/entry-common.S

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9

arch/arm/kernel/signal.c

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