Found by an analysis tool and reported to the list. Fix is simple enough
Signed-off-by: Alan Cox <[email protected]>
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.19-rc1-mm1/drivers/char/rio/rioctrl.c linux-2.6.19-rc1-mm1/drivers/char/rio/rioctrl.c
--- linux.vanilla-2.6.19-rc1-mm1/drivers/char/rio/rioctrl.c 2006-10-13 15:06:33.000000000 +0100
+++ linux-2.6.19-rc1-mm1/drivers/char/rio/rioctrl.c 2006-10-14 18:55:37.000000000 +0100
@@ -662,7 +662,7 @@
p->RIOError.Error = COPYIN_FAILED;
return -EFAULT;
}
- if (portStats.port >= RIO_PORTS) {
+ if (portStats.port < 0 || portStats.port >= RIO_PORTS) {
p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE;
return -ENXIO;
}
@@ -702,7 +702,7 @@
p->RIOError.Error = COPYIN_FAILED;
return -EFAULT;
}
- if (portStats.port >= RIO_PORTS) {
+ if (portStats.port < 0 || portStats.port >= RIO_PORTS) {
p->RIOError.Error = PORT_NUMBER_OUT_OF_RANGE;
return -ENXIO;
}
-
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