If devm_add_action() fails we are explicitly calling put_device() to free the resources allocated. Lets use the helper devm_add_action_or_reset() and return directly in case of error, as we know that the cleanup function has been already called by the helper if there was any error.
Signed-off-by: Sudip Mukherjee <[email protected]> --- drivers/char/tpm/tpm-chip.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c index 1965dc7..5a2f043 100644 --- a/drivers/char/tpm/tpm-chip.c +++ b/drivers/char/tpm/tpm-chip.c @@ -213,11 +213,11 @@ struct tpm_chip *tpmm_chip_alloc(struct device *pdev, if (IS_ERR(chip)) return chip; - rc = devm_add_action(pdev, (void (*)(void *)) put_device, &chip->dev); - if (rc) { - put_device(&chip->dev); + rc = devm_add_action_or_reset(pdev, + (void (*)(void *)) put_device, + &chip->dev); + if (rc) return ERR_PTR(rc); - } dev_set_drvdata(pdev, chip); -- 1.9.1 ------------------------------------------------------------------------------ What NetFlow Analyzer can do for you? Monitors network bandwidth and traffic patterns at an interface-level. Reveals which users, apps, and protocols are consuming the most bandwidth. Provides multi-vendor support for NetFlow, J-Flow, sFlow and other flows. Make informed decisions using capacity planning reports. https://ad.doubleclick.net/ddm/clk/305295220;132659582;e _______________________________________________ tpmdd-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/tpmdd-devel
