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tracing: Annotate implicit fall through in parse_probe_arg()

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There is a plan to build the kernel with -Wimplicit-fallthrough and
this place in the code produced a warning (W=1).

This commit remove the following warning:

  kernel/trace/trace_probe.c:302:6: warning: this statement may fall through [-Wimplicit-fallthrough=]

Link: http://lkml.kernel.org/r/20190114203039.16535-1-malat@debian.org

Signed-off-by: Mathieu Malaterre <malat@debian.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
This commit is contained in:
Mathieu Malaterre 2019-01-14 21:30:37 +01:00 committed by Steven Rostedt (VMware)
parent 9acd8de69d
commit 91457c018f
1 changed files with 1 additions and 0 deletions
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kernel/trace/trace_probe.c
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@ -300,6 +300,7 @@ parse_probe_arg(char *arg, const struct fetch_type *type,
case '+': /* deref memory */
arg++; /* Skip '+', because kstrtol() rejects it. */
/* fall through */
case '-':
tmp = strchr(arg, '(');
if (!tmp)