[dunfell PATCH V2] recipes-kernel: setup-defconfig: Use SRCPV to update KERNEL_LOCALVERSION

Nishanth Menon

Due to recent security update[1] in git, a subprocess will be unable
to run git rev-parse to fetch revision.

So instead, use the SRCPV to parse the short commit ID and set the

[1] https://github.blog/2022-04-12-git-security-vulnerability-announced/

Inspired-by: Devarsh Thakkar <devarsht@...>
Signed-off-by: Nishanth Menon <nm@...>
Changes since V1:
* Update to commit message and subjectline.

V1: https://lore.kernel.org/all/20220428030805.18623-1-nm@ti.com/

recipes-kernel/linux/setup-defconfig.inc | 10 +---------
1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/recipes-kernel/linux/setup-defconfig.inc b/recipes-kernel/linux/setup-defconfig.inc
index 850a1dd8d613..1e97acc0ee63 100644
--- a/recipes-kernel/linux/setup-defconfig.inc
+++ b/recipes-kernel/linux/setup-defconfig.inc
@@ -1,14 +1,6 @@
# KERNEL_LOCALVERSION can be set to add a tag to the end of the
# kernel version string. such as the commit id
-def get_git_revision(p):
- import subprocess
- try:
- return subprocess.Popen("git rev-parse HEAD 2>/dev/null ", cwd=p, shell=True, stdout=subprocess.PIPE, universal_newlines=True).communicate()[0].rstrip()
- except OSError:
- return None
-KERNEL_LOCALVERSION = "-g${@get_git_revision('${S}').__str__()[:10]}"
+KERNEL_LOCALVERSION = "-g${@d.getVar('SRCPV', True).split('+')[1]}"

# Check the defconfig file and see if it points to an in kernel
# defconfig that should be used, or if it is a complete config file

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