From: Uwe Kleine-König u.kleine-koenig@baylibre.com
[ Upstream commit 2f3cfd2f4b7cf3026fe6b9b2a5320cc18f4c184e ]
For an out-of-memory error there should be no additional output. Adapt dev_err_probe() to not emit the error message when err is -ENOMEM. This simplifies handling errors that might among others be -ENOMEM.
Signed-off-by: Uwe Kleine-König u.kleine-koenig@baylibre.com Reviewed-by: Geert Uytterhoeven geert+renesas@glider.be Link: https://lore.kernel.org/r/3d1e308d45cddf67749522ca42d83f5b4f0b9634.171831175... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/base/core.c | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-)
diff --git a/drivers/base/core.c b/drivers/base/core.c index 30204e62497c2..b86f6c81fde7d 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -5036,11 +5036,22 @@ int dev_err_probe(const struct device *dev, int err, const char *fmt, ...) vaf.fmt = fmt; vaf.va = &args;
- if (err != -EPROBE_DEFER) { - dev_err(dev, "error %pe: %pV", ERR_PTR(err), &vaf); - } else { + switch (err) { + case -EPROBE_DEFER: device_set_deferred_probe_reason(dev, &vaf); dev_dbg(dev, "error %pe: %pV", ERR_PTR(err), &vaf); + break; + + case -ENOMEM: + /* + * We don't print anything on -ENOMEM, there is already enough + * output. + */ + break; + + default: + dev_err(dev, "error %pe: %pV", ERR_PTR(err), &vaf); + break; }
va_end(args);