openrisk: fix altstack switching on sigreturn
authorAl Viro <viro@zeniv.linux.org.uk>
Thu, 20 Sep 2012 19:49:09 +0000 (15:49 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Thu, 29 Nov 2012 02:46:11 +0000 (21:46 -0500)
commitd26654e5f9cd27815ab5bc8148c826f3b960396c
tree1b3ec491b709e3ed9f1b2d80e7bc4f1debe24b4c
parent9436d5c32b1ac8d4efdbc933611b5e699908854e
openrisk: fix altstack switching on sigreturn

do_sigaltstack() expects _userland_ address, TYVM...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
arch/openrisc/kernel/signal.c