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| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2024-03-10 14:00:58 +0300 |
|---|---|---|
| committer | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2024-04-26 22:29:17 +0300 |
| commit | c0143f68919e6e36a4fa8816ddb49d266f3b21de (patch) | |
| tree | c0b63363a945227b1a4886af94af672fca6b7834 | |
| parent | 9e287e0c5fc7b0b926382a6db0f97c3f34a03640 (diff) | |
| download | linux-c0143f68919e6e36a4fa8816ddb49d266f3b21de.tar.xz | |
pwm: sti: Use devm_kcalloc() instead of calculating the size for devm_kzalloc()
Using a multiplication to calculate the size of an allocation isn't
recommended in case the mulitplication overflows. While the chance this
happens is low, preventing such an error is easy enough; so do that.
Link: https://lore.kernel.org/r/17062aef42e6677629a056e25c6916d8b6eaedeb.1710068192.git.u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
| -rw-r--r-- | drivers/pwm/pwm-sti.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/pwm/pwm-sti.c b/drivers/pwm/pwm-sti.c index e8fdf96d8cc4..7a7d1c622a17 100644 --- a/drivers/pwm/pwm-sti.c +++ b/drivers/pwm/pwm-sti.c @@ -613,7 +613,8 @@ static int sti_pwm_probe(struct platform_device *pdev) return dev_err_probe(dev, PTR_ERR(pc->cpt_clk), "failed to get PWM capture clock\n"); - pc->ddata = devm_kzalloc(dev, pc->cpt_num_devs * sizeof(*pc->ddata), GFP_KERNEL); + pc->ddata = devm_kcalloc(dev, pc->cpt_num_devs, + sizeof(*pc->ddata), GFP_KERNEL); if (!pc->ddata) return -ENOMEM; } |