diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0493-Bluetooth-Fix-l2cap_sock_setsockopt-with-optname-BT_.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0493-Bluetooth-Fix-l2cap_sock_setsockopt-with-optname-BT_.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0493-Bluetooth-Fix-l2cap_sock_setsockopt-with-optname-BT_.patch b/target/linux/brcm2708/patches-4.4/0493-Bluetooth-Fix-l2cap_sock_setsockopt-with-optname-BT_.patch new file mode 100644 index 0000000000..a5062975e1 --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0493-Bluetooth-Fix-l2cap_sock_setsockopt-with-optname-BT_.patch @@ -0,0 +1,33 @@ +From 2b3cf031dfcef6f4fc803ae451364c70482404a8 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Amadeusz=20S=C5=82awi=C5=84ski?= + <amadeusz.slawinski@tieto.com> +Date: Thu, 14 Jul 2016 10:50:23 +0200 +Subject: [PATCH] Bluetooth: Fix l2cap_sock_setsockopt() with optname BT_RCVMTU +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +commit 23bc6ab0a0912146fd674a0becc758c3162baabc upstream. + +When we retrieve imtu value from userspace we should use 16 bit pointer +cast instead of 32 as it's defined that way in headers. Fixes setsockopt +calls on big-endian platforms. + +Signed-off-by: Amadeusz Sławiński <amadeusz.slawinski@tieto.com> +Signed-off-by: Marcel Holtmann <marcel@holtmann.org> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + net/bluetooth/l2cap_sock.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/net/bluetooth/l2cap_sock.c ++++ b/net/bluetooth/l2cap_sock.c +@@ -817,7 +817,7 @@ static int l2cap_sock_setsockopt(struct + break; + } + +- if (get_user(opt, (u32 __user *) optval)) { ++ if (get_user(opt, (u16 __user *) optval)) { + err = -EFAULT; + break; + } |