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Commit e629e7b5 authored by Xiaoke Wang's avatar Xiaoke Wang Committed by Steven Rostedt (Google)
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tracing/histogram: Fix a potential memory leak for kstrdup()

kfree() is missing on an error path to free the memory allocated by
kstrdup():

  p = param = kstrdup(data->params[i], GFP_KERNEL);

So it is better to free it via kfree(p).

Link: https://lkml.kernel.org/r/tencent_C52895FD37802832A3E5B272D05008866F0A@qq.com



Cc: stable@vger.kernel.org
Fixes: d380dcde ("tracing: Fix now invalid var_ref_vals assumption in trace action")
Signed-off-by: default avatarXiaoke Wang <xkernel.wang@foxmail.com>
Signed-off-by: default avatarSteven Rostedt (Google) <rostedt@goodmis.org>
parent 4ed308c4
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