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authorAndreas Larsson <andreas@gaisler.com>2016-11-09 10:43:05 +0100
committerDavid S. Miller <davem@davemloft.net>2016-11-10 16:47:38 -0800
commit07b5ab3f71d318e52c18cc3b73c1d44c908aacfa (patch)
tree1fd14d75bb970a894b9f125de7ce8cc14c0942ff
parent74a5ed5c4f692df2ff0a2313ea71e81243525519 (diff)
sparc32: Fix inverted invalid_frame_pointer checks on sigreturns
Signed-off-by: Andreas Larsson <andreas@gaisler.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--arch/sparc/kernel/signal_32.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/sparc/kernel/signal_32.c b/arch/sparc/kernel/signal_32.c
index c3c12efe0bc0..9c0c8fd0b292 100644
--- a/arch/sparc/kernel/signal_32.c
+++ b/arch/sparc/kernel/signal_32.c
@@ -89,7 +89,7 @@ asmlinkage void do_sigreturn(struct pt_regs *regs)
sf = (struct signal_frame __user *) regs->u_regs[UREG_FP];
/* 1. Make sure we are not getting garbage from the user */
- if (!invalid_frame_pointer(sf, sizeof(*sf)))
+ if (invalid_frame_pointer(sf, sizeof(*sf)))
goto segv_and_exit;
if (get_user(ufp, &sf->info.si_regs.u_regs[UREG_FP]))
@@ -150,7 +150,7 @@ asmlinkage void do_rt_sigreturn(struct pt_regs *regs)
synchronize_user_stack();
sf = (struct rt_signal_frame __user *) regs->u_regs[UREG_FP];
- if (!invalid_frame_pointer(sf, sizeof(*sf)))
+ if (invalid_frame_pointer(sf, sizeof(*sf)))
goto segv;
if (get_user(ufp, &sf->regs.u_regs[UREG_FP]))