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tracing: Don't inc err_log entry count if entry allocation fails
commit67ab5eb71b
upstream. tr->n_err_log_entries should only be increased if entry allocation succeeds. Doing it when it fails won't cause any problems other than wasting an entry, but should be fixed anyway. Link: https://lkml.kernel.org/r/cad1ab28f75968db0f466925e7cba5970cec6c29.1643319703.git.zanussi@kernel.org Cc: stable@vger.kernel.org Fixes:2f754e771b
("tracing: Don't inc err_log entry count if entry allocation fails") Signed-off-by: Tom Zanussi <zanussi@kernel.org> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 2 additions and 1 deletions
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@ -7749,7 +7749,8 @@ static struct tracing_log_err *get_tracing_log_err(struct trace_array *tr)
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err = kzalloc(sizeof(*err), GFP_KERNEL);
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if (!err)
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err = ERR_PTR(-ENOMEM);
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tr->n_err_log_entries++;
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else
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tr->n_err_log_entries++;
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return err;
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}
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