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[1/2] parisc: regs_return_value() should return gpr28

Message ID 20190404161604.6165-2-svens@stackframe.org (mailing list archive)
State Accepted, archived
Headers show
Series small ptrace fixes | expand

Commit Message

Sven Schnelle April 4, 2019, 4:16 p.m. UTC 
While working on kretprobes for PA-RISC i was wondering while the
kprobes sanity test always fails on kretprobes. This is caused by
returning gpr20 instead of gpr28.

Signed-off-by: Sven Schnelle <svens@stackframe.org>
---
 arch/parisc/include/asm/ptrace.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/arch/parisc/include/asm/ptrace.h b/arch/parisc/include/asm/ptrace.h
index 2a27b275ab09..4a87b3d600c6 100644
--- a/arch/parisc/include/asm/ptrace.h
+++ b/arch/parisc/include/asm/ptrace.h
@@ -22,7 +22,7 @@  unsigned long profile_pc(struct pt_regs *);
 
 static inline unsigned long regs_return_value(struct pt_regs *regs)
 {
-	return regs->gr[20];
+	return regs->gr[28];
 }
 
 static inline void instruction_pointer_set(struct pt_regs *regs,