linux (Generic): update to linux-5.7-rc1

packages/linux/package.mk

@@ -29,9 +29,9 @@ case "$LINUX" in
     PKG_SOURCE_NAME="linux-$LINUX-$PKG_VERSION.tar.gz"
     ;;
   *)
-    PKG_VERSION="5.6.13"
-    PKG_SHA256="f125d79c8f6974213638787adcad6b575bbd35a05851802fd83f622ec18ff987"
-    PKG_URL="https://www.kernel.org/pub/linux/kernel/v5.x/$PKG_NAME-$PKG_VERSION.tar.xz"
+    PKG_VERSION="5.7-rc1"
+    PKG_SHA256="b2367bfb8247f821620d76305580caa1cc4f25ab31cabe3ad61c385d4ddf6df6"
+    PKG_URL="https://git.kernel.org/torvalds/t/$PKG_NAME-$PKG_VERSION.tar.gz"
     PKG_PATCH_DIRS="default"
     ;;
 esac

packages/linux/patches/default/linux-0000-nop-gcc-plugin.patch

@@ -11,13 +11,14 @@ diff --git a/scripts/gcc-plugin.sh b/scripts/gcc-plugin.sh
 index d3caefe..6ba7f13 100755
 --- a/scripts/gcc-plugin.sh
 +++ b/scripts/gcc-plugin.sh
-@@ -1,5 +1,6 @@
+@@ -1,6 +1,6 @@
  #!/bin/sh
  # SPDX-License-Identifier: GPL-2.0
+-
 +exit 0
+ set -e
+
  srctree=$(dirname "$0")
- 
- SHOW_ERROR=
 -- 
 2.20.1