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Commit 983df5f2 authored by Sami Tolvanen's avatar Sami Tolvanen Committed by Steven Rostedt (VMware)
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samples/ftrace: Mark my_tramp[12]? global

my_tramp[12]? are declared as global functions in C, but they are not
marked global in the inline assembly definition. This mismatch confuses
Clang's Control-Flow Integrity checking. Fix the definitions by adding
.globl.

Link: https://lkml.kernel.org/r/20201113183414.1446671-1-samitolvanen@google.com



Fixes: 9d907f1a ("ftrace/samples: Add a sample module that implements modify_ftrace_direct()")
Reviewed-by: default avatarKees Cook <keescook@chromium.org>
Signed-off-by: default avatarSami Tolvanen <samitolvanen@google.com>
Signed-off-by: default avatarSteven Rostedt (VMware) <rostedt@goodmis.org>
parent 8785f51a
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