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authorMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com>2011-02-04 21:51:53 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2011-02-07 09:13:36 -0200
commit76022db323dd6d7c6958df3d595f7dedf7a14778 (patch)
treeee109837ec2fa03dd476e60e128a59afc26fe5e7 /kernel/trace/trace_kprobe.c
parentf50c2169bd054984e976e67e8651d28f3caf6ba3 (diff)
tracing/kprobes: Cleanup strict_strtol() using code
Since strict_strtol() accepts minus digits started with '-', it doesn't need to invert after converting. Cc: 2nddept-manager@sdl.hitachi.co.jp Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <20110204125153.9507.49335.stgit@ltc236.sdl.hitachi.co.jp> Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'kernel/trace/trace_kprobe.c')
-rw-r--r--kernel/trace/trace_kprobe.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index 2dec9bcde8b..2088893c049 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -767,16 +767,15 @@ static int __parse_probe_arg(char *arg, const struct fetch_type *t,
}
break;
case '+': /* deref memory */
+ arg++; /* Skip '+', because strict_strtol() rejects it. */
case '-':
tmp = strchr(arg, '(');
if (!tmp)
break;
*tmp = '\0';
- ret = strict_strtol(arg + 1, 0, &offset);
+ ret = strict_strtol(arg, 0, &offset);
if (ret)
break;
- if (arg[0] == '-')
- offset = -offset;
arg = tmp + 1;
tmp = strrchr(arg, ')');
if (tmp) {