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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-01-17 16:35:34 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-01-17 16:35:34 +0100
commit0d579622a3b0bb76742ffa8becc103fe35934dca (patch)
treef24110d86855c22f2e06867bafabe6fff94d2e94 /net/wireless/wext-core.c
parente30930a6ddb3217f89dee4fd07c3f7532454c359 (diff)
parentb6fe42bc55af3fb17c8c03def2f8a1f7fa907af6 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/wireless/wext-core.c')
-rw-r--r--net/wireless/wext-core.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/wireless/wext-core.c b/net/wireless/wext-core.c
index c32a7c6903d5..7b8e94214b07 100644
--- a/net/wireless/wext-core.c
+++ b/net/wireless/wext-core.c
@@ -1101,6 +1101,10 @@ static int compat_standard_call(struct net_device *dev,
return ioctl_standard_call(dev, iwr, cmd, info, handler);
iwp_compat = (struct compat_iw_point *) &iwr->u.data;
+
+ /* struct iw_point has a 32bit hole on 64bit arches. */
+ memset(&iwp, 0, sizeof(iwp));
+
iwp.pointer = compat_ptr(iwp_compat->pointer);
iwp.length = iwp_compat->length;
iwp.flags = iwp_compat->flags;