Char: rio, fix sparse warnings

[safe/jmp/linux-2.6] / drivers / char / rio / riotty.c

diff --git a/drivers/char/rio/riotty.c b/drivers/char/rio/riotty.c
index a4f0b1e..cfa5436 100644 (file)
--- a/drivers/char/rio/riotty.c
+++ b/drivers/char/rio/riotty.c
@@ -319,6 +319,7 @@ int riotopen(struct tty_struct *tty, struct file *filp)
                        PortP->State |= RIO_WOPEN;
                        rio_spin_unlock_irqrestore(&PortP->portSem, flags);
                        if (RIODelay(PortP, HUNDRED_MS) == RIO_FAIL) {
+                               rio_spin_lock_irqsave(&PortP->portSem, flags);
                                /*
                                 ** ACTION: verify that this is a good thing
                                 ** to do here. -- ???
@@ -334,6 +335,7 @@ int riotopen(struct tty_struct *tty, struct file *filp)
                                func_exit();
                                return -EINTR;
                        }
+                       rio_spin_lock_irqsave(&PortP->portSem, flags);
                }
                PortP->State &= ~RIO_WOPEN;
        }
@@ -493,6 +495,7 @@ int riotclose(void *ptr)
 
        if (RIOShortCommand(p, PortP, CLOSE, 1, 0) == RIO_FAIL) {
                RIOPreemptiveCmd(p, PortP, FCLOSE);
+               rio_spin_lock_irqsave(&PortP->portSem, flags);
                goto close_end;
        }
 
@@ -508,6 +511,7 @@ int riotclose(void *ptr)
 
                        if (p->RIOHalted) {
                                RIOClearUp(PortP);
+                               rio_spin_lock_irqsave(&PortP->portSem, flags);
                                goto close_end;
                        }
                        if (RIODelay(PortP, HUNDRED_MS) == RIO_FAIL) {