sh64: fix altstack switching on sigreturn
authorAl Viro <viro@zeniv.linux.org.uk>
Thu, 20 Sep 2012 20:38:34 +0000 (16:38 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Thu, 29 Nov 2012 02:46:11 +0000 (21:46 -0500)
commit9dc87c7b5b0a2db407e086f45cf08ca78208cc16
treeae445ffb58167e7d83d79c17107dfaa98040fead
parentd26654e5f9cd27815ab5bc8148c826f3b960396c
sh64: fix altstack switching on sigreturn

incidentally, declaring a local variable as __user (!) to make
sparse STFU is really sick.  Especially since sparse had been
100% right - it *is* a bug.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
arch/sh/kernel/signal_64.c