Make arguments checking more easy to read.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxxxxxx>
---
drivers/staging/android/ion/ion-ioctl.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/android/ion/ion-ioctl.c b/drivers/staging/android/ion/ion-ioctl.c
index d9f8b14..e26b786 100644
--- a/drivers/staging/android/ion/ion-ioctl.c
+++ b/drivers/staging/android/ion/ion-ioctl.c
@@ -27,19 +27,18 @@ union ion_ioctl_arg {
static int validate_ioctl_arg(unsigned int cmd, union ion_ioctl_arg *arg)
{
- int ret = 0;
-
switch (cmd) {
case ION_IOC_HEAP_QUERY:
- ret = arg->query.reserved0 != 0;
- ret |= arg->query.reserved1 != 0;
- ret |= arg->query.reserved2 != 0;
+ if (arg->query.reserved0 ||
+ arg->query.reserved1 ||
+ arg->query.reserved2 )
+ return -EINVAL;
break;
default:
break;
}
- return ret ? -EINVAL : 0;
+ return 0;
}
/* fix up the cases where the ioctl direction bits are incorrect */
--
2.7.4
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