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authorDaniel Jacobowitz <dan@debian.org>2005-11-26 22:34:41 -0500
committerRalf Baechle <ralf@linux-mips.org>2005-12-01 11:05:14 +0000
commit56ebd51bae72c2e47c83f6eacf258479d5658ec8 (patch)
treeeb39e5ee383815c0185b910523d5470088f93494 /arch/mips
parentb6c3539bdd6d766cffea76698c85ebb92bf3fb12 (diff)
[MIPS] Generate SIGILL again
The rdhwr emulation accidentally swallowed the SIGILL from most other illegal instructions. Make sure to return -EFAULT by default. Signed-off-by: Daniel Jacobowitz <dan@codesourcery.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/kernel/traps.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 6f3ff9690686..7058893d5ad2 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -534,13 +534,14 @@ static inline int simulate_rdhwr(struct pt_regs *regs)
switch (rd) {
case 29:
regs->regs[rt] = ti->tp_value;
- break;
+ return 0;
default:
return -EFAULT;
}
}
- return 0;
+ /* Not ours. */
+ return -EFAULT;
}
asmlinkage void do_ov(struct pt_regs *regs)