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authorJosh Poimboeuf <jpoimboe@redhat.com>2019-08-29 18:28:49 -0500
committerIngo Molnar <mingo@kernel.org>2019-09-10 08:49:52 +0200
commitf73b3cc39c84220e6dccd463b5c8279b03514646 (patch)
tree4f7143f630b50732245e9efead38ae9920e7dbe6 /Documentation
parentf74c2bb98776e2de508f4d607cd519873065118e (diff)
objtool: Clobber user CFLAGS variable
If the build user has the CFLAGS variable set in their environment, objtool blindly appends to it, which can cause unexpected behavior. Clobber CFLAGS to ensure consistent objtool compilation behavior. Reported-by: Valdis Kletnieks <valdis.kletnieks@vt.edu> Tested-by: Valdis Kletnieks <valdis.kletnieks@vt.edu> Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/83a276df209962e6058fcb6c615eef9d401c21bc.1567121311.git.jpoimboe@redhat.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
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