From: Nicolas Boichat <drinkcat@xxxxxxxxxxxx> Subject: scripts/decode_stacktrace: match basepath using shell prefix operator, not regex The basepath may contain special characters, which would confuse the regex matcher. ${var#prefix} does the right thing. Link: http://lkml.kernel.org/r/20190518055946.181563-1-drinkcat@xxxxxxxxxxxx Fixes: 67a28de47faa8358 ("scripts/decode_stacktrace: only strip base path when a prefix of the path") Signed-off-by: Nicolas Boichat <drinkcat@xxxxxxxxxxxx> Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- scripts/decode_stacktrace.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/scripts/decode_stacktrace.sh~scripts-decode_stacktrace-match-basepath-using-shell-prefix-operator-not-regex +++ a/scripts/decode_stacktrace.sh @@ -85,7 +85,7 @@ parse_symbol() { fi # Strip out the base of the path - code=${code//^$basepath/""} + code=${code#$basepath/} # In the case of inlines, move everything to same line code=${code//$'\n'/' '} _