dtrace: fix a bug in the SDT probe location generator

The generator could accidentally add the address of a non-function
identifier to the SDT list (e.g. watchdog occurs both in the
uninitialised data section (BSS) and the text section).

Signed-off-by: Kris Van Hees <kris.van.hees@oracle.com>

diff --git a/scripts/dtrace_sdt.sh b/scripts/dtrace_sdt.sh
index 0d85f18c556cf7c886d939f4008b1959d2c08672..a7af742025d5499fde2b6dbbb9e790d48f46dc07 100755 (executable)
--- a/scripts/dtrace_sdt.sh
+++ b/scripts/dtrace_sdt.sh
@@ -128,7 +128,7 @@ lfn="$2"
             print "dtrace_sdt_probes:";
         }
 
-        NF < 4 {
+        $2 ~ /^[tT]$/ {
             fun = $3;
 
             if (fun in prdata) {