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staging: rtl8723bs: Fix an error handling path 

'ret' is known to be 0 at this point. It must be set to -ENOMEM if a
memory allocation occurs.

Fixes: 554c0a3abf ("staging: Add rtl8723bs sdio wifi driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/a9533d1594900152e1e64e9f09e54240e3b7062a.1624177169.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christophe JAILLET 2021-06-20 10:21:31 +02:00 committed by Greg Kroah-Hartman
parent 6cbb3aa0f9
commit eb64c6f60e
1 changed files with 3 additions and 1 deletions
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4
drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
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@ -420,8 +420,10 @@ static int wpa_set_encryption(struct net_device *dev, struct ieee_param *param,
wep_key_len = wep_key_len <= 5 ? 5 : 13;
wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, KeyMaterial);
pwep = kzalloc(wep_total_len, GFP_KERNEL);
if (!pwep)
if (!pwep) {
ret = -ENOMEM;
goto exit;
}
pwep->KeyLength = wep_key_len;
pwep->Length = wep_total_len;