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| author |   Tom Zanussi <zanussi@kernel.org> | 2022-01-27 15:44:18 -0600 |
|---|---|---|
| committer |   Steven Rostedt (Google) <rostedt@goodmis.org> | 2022-01-27 19:15:49 -0500 |
| commit | 67ab5eb71b37b55f7c5522d080a1b42823351776 (patch) | |
| tree | ae6327fd65350efecba3258996d93e32b90ac279 /kernel/trace/trace.c | |
| parent | tracing: Propagate is_signed to expression (diff) | |
| download | linux-dev-67ab5eb71b37b55f7c5522d080a1b42823351776.tar.xz linux-dev-67ab5eb71b37b55f7c5522d080a1b42823351776.zip | |
tracing: Don't inc err_log entry count if entry allocation fails
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: 2f754e771b1a6 ("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>
Diffstat (limited to 'kernel/trace/trace.c')
| -rw-r--r-- | kernel/trace/trace.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index a569a0cb81ee..c860f582b078 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -7740,7 +7740,8 @@ static struct tracing_log_err *get_tracing_log_err(struct trace_array *tr) err = kzalloc(sizeof(*err), GFP_KERNEL); if (!err) err = ERR_PTR(-ENOMEM); - tr->n_err_log_entries++; + else + tr->n_err_log_entries++; return err; } |