core/linux-raspberrypi: variable fixes

core/linux-raspberrypi/PKGBUILD

@@ -4,7 +4,8 @@
 buildarch=18
 
 pkgbase=linux-raspberrypi
-_srcname=linux
+_commit=b49aafd02fa7572d387acd34550beea5b4c3d239
+_srcname=linux-${_commit}
 _kernelname=${pkgbase#linux}
 _desc="Raspberry Pi"
 pkgver=3.10.19
@@ -14,7 +15,6 @@ url="http://www.kernel.org/"
 license=('GPL2')
 makedepends=('xmlto' 'docbook-xsl' 'kmod' 'inetutils' 'uboot-mkimage' 'git' 'python2' 'bc')
 options=('!strip')
-_commit=b49aafd02fa7572d387acd34550beea5b4c3d239
 source=("https://github.com/raspberrypi/linux/archive/${_commit}.tar.gz"
         'config'
         'change-default-console-loglevel.patch'
@@ -31,7 +31,7 @@ md5sums=('4237274a251abbe779d1254f65d65456'
          'SKIP')
 
 prepare() {
-  cd "${srcdir}/linux-${_commit}"
+  cd "${srcdir}/${_srcname}"
 
   # Set DEFAULT_CONSOLE_LOGLEVEL to 4 (same value as the 'quiet' kernel param)
   # remove this when a Kconfig knob is made available by upstream
@@ -63,7 +63,7 @@ prepare() {
 }
 
 build() {
-  cd "${srcdir}/linux-${_commit}"
+  cd "${srcdir}/${_srcname}"
 
   # get kernel version
   make prepare
@@ -101,7 +101,7 @@ _package() {
   conflicts=('kernel26' 'linux')
   install=${pkgname}.install
 
-  cd "${srcdir}/linux-${_commit}"
+  cd "${srcdir}/${_srcname}"
 
   KARCH=arm
 
@@ -153,7 +153,7 @@ _package-headers() {
   cd "${pkgdir}/usr/lib/modules/${_kernver}"
   ln -sf ../../../src/linux-${_kernver} build
 
-  cd "${srcdir}/linux-${_commit}"
+  cd "${srcdir}/${_srcname}"
   install -D -m644 Makefile \
     "${pkgdir}/usr/src/linux-${_kernver}/Makefile"
   install -D -m644 kernel/Makefile \