Added compatibility with backported kernels.

Fix GLIBC_2.38 requirement for CI
GCC 12 is allready installed.

.github/workflows/build.yml

@@ -35,12 +35,11 @@ jobs:
           [  -z "$AMD64_DEB" ] && exit 2
           wget -nv ${KERNEL_URL}v${VERSION}/$AMD64_DEB
           wget -nv ${KERNEL_URL}v${VERSION}/$ALL_DEB
+          wget -nv http://mirrors.kernel.org/ubuntu/pool/main/g/glibc/libc6_2.38-1ubuntu6_amd64.deb
           sudo dpkg --force-all -i *.deb
+          sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-12 12
+          sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-12 12
           echo "KVER=$(echo $ALL_DEB | cut -d '_' -f 2 | rev | cut -c14- | rev)-generic" >> $GITHUB_ENV
-    - name: Set up GCC
-      uses: egor-tensin/setup-gcc@v1
-      with:
-        version: 12
       - uses: actions/checkout@v2
       - name: build
         run: make KVER=$KVER CONFIG_PLATFORM_I386_PC=y CC=cc

include/osdep_service_linux.h

@@ -226,10 +226,11 @@ typedef void *timer_hdl_context;
 3f6cffb8604b537e3d7ea040d7f4368689638eaf
 adeef3e32146a8d2a73c399dc6f5d76a449131b1
 */
-static inline void eth_hw_addr_set(struct net_device *dev, const u8 *addr)
+static inline void rtw_eth_hw_addr_set(struct net_device *dev, const u8 *addr)
 {
 	memcpy(dev->dev_addr, addr, ETH_ALEN);
 }
+#define eth_hw_addr_set rtw_eth_hw_addr_set
 #endif
 
 typedef unsigned long systime;