When translating between host and target signal numbers keep negative
numbers unchanged, avoiding access beyond array bounds.
Signed-off-by: Andreas Schwab <sch...@linux-m68k.org>
---
linux-user/signal.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/linux-user/signal.c b/linux-user/signal.c
index 5da8452..c4d8970 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -102,14 +102,14 @@ static inline int sas_ss_flags(unsigned long sp)
int host_to_target_signal(int sig)
{
- if (sig >= _NSIG)
+ if (sig < 0 || sig >= _NSIG)
return sig;
return host_to_target_signal_table[sig];
}
int target_to_host_signal(int sig)
{
- if (sig >= _NSIG)
+ if (sig < 0 || sig >= _NSIG)
return sig;
return target_to_host_signal_table[sig];
}
--
1.8.3.1
--
Andreas Schwab, sch...@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
