From: Nicolas Boichat <drink...@chromium.org> commit 31013836a71e07751a6827f9d2ad41ef502ddaff upstream.
The basepath may contain special characters, which would confuse the regex matcher. ${var#prefix} does the right thing. Link: http://lkml.kernel.org/r/20190518055946.181563-1-drink...@chromium.org Fixes: 67a28de47faa8358 ("scripts/decode_stacktrace: only strip base path when a prefix of the path") Signed-off-by: Nicolas Boichat <drink...@chromium.org> Reviewed-by: Stephen Boyd <swb...@chromium.org> Signed-off-by: Andrew Morton <a...@linux-foundation.org> Signed-off-by: Linus Torvalds <torva...@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org> --- scripts/decode_stacktrace.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/scripts/decode_stacktrace.sh +++ b/scripts/decode_stacktrace.sh @@ -85,7 +85,7 @@ parse_symbol() { fi # Strip out the base of the path - code=${code//^$basepath/""} + code=${code#$basepath/} # In the case of inlines, move everything to same line code=${code//$'\n'/' '}