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-rw-r--r--kernel/trace/blktrace.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index b32ff446c3f..921ef5d1f0b 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -1377,12 +1377,12 @@ static int blk_trace_str2mask(const char *str)
{
int i;
int mask = 0;
- char *s, *token;
+ char *buf, *s, *token;
- s = kstrdup(str, GFP_KERNEL);
- if (s == NULL)
+ buf = kstrdup(str, GFP_KERNEL);
+ if (buf == NULL)
return -ENOMEM;
- s = strstrip(s);
+ s = strstrip(buf);
while (1) {
token = strsep(&s, ",");
@@ -1403,7 +1403,7 @@ static int blk_trace_str2mask(const char *str)
break;
}
}
- kfree(s);
+ kfree(buf);
return mask;
}