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staging: slicoss: fix a leak when kzalloc fail 

slic_card_locate does a kzalloc of physcard, and if it fails,
in my previous patch i returned -ENOMEM, but left the driver leak
the memory if card_hostid == SLIC_HOSTID_DEFAULT,

fix this memory leak if the above condition is true

Signed-off-by: Devendra Naga <devendra.aaru@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Devendra Naga 2012-10-25 02:11:51 -04:00 committed by Greg Kroah-Hartman
parent db9d1f6dd2
commit 34ec83f4c1
1 changed files with 4 additions and 1 deletions
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5
drivers/staging/slicoss/slicoss.c
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@ -3657,8 +3657,11 @@ static u32 slic_card_locate(struct adapter *adapter)
if (!physcard) {
/* no structure allocated for this physical card yet */
physcard = kzalloc(sizeof(struct physcard), GFP_ATOMIC);
if (!physcard)
if (!physcard) {
if (card_hostid == SLIC_HOSTID_DEFAULT)
kfree(card);
return -ENOMEM;
}
physcard->next = slic_global.phys_card;
slic_global.phys_card = physcard;