| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.15 045/106] staging: r8188eu: Use zeroing allocator in wpa_set_encryption() | Date | Mon, 20 Jun 2022 14:51:04 +0200 |
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From: Gustavo A. R. Silva <gustavoars@kernel.org>
[ Upstream commit c82462f124df06a0a34793f1a1dafe5c146a2a6f ]
Use zeroing allocator rather than allocator followed by memset with 0.
This issue was detected with the help of Coccinelle.
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> Link: https://lore.kernel.org/r/20211012024624.GA1062447@embeddedor Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/staging/r8188eu/os_dep/ioctl_linux.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/staging/r8188eu/os_dep/ioctl_linux.c b/drivers/staging/r8188eu/os_dep/ioctl_linux.c index fbfce4481ffe..3e9325d89afc 100644 --- a/drivers/staging/r8188eu/os_dep/ioctl_linux.c +++ b/drivers/staging/r8188eu/os_dep/ioctl_linux.c @@ -466,11 +466,10 @@ static int wpa_set_encryption(struct net_device *dev, struct ieee_param *param, if (wep_key_len > 0) { wep_key_len = wep_key_len <= 5 ? 5 : 13; wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, KeyMaterial); - pwep = kmalloc(wep_total_len, GFP_KERNEL); + pwep = kzalloc(wep_total_len, GFP_KERNEL); if (!pwep) goto exit; - memset(pwep, 0, wep_total_len); pwep->KeyLength = wep_key_len; pwep->Length = wep_total_len; if (wep_key_len == 13) { -- 2.35.1
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