cxgb3: avoid potential memory leak.
Add consistency in alloc_ring() parameter checking to avoid potential memory leaks. alloc_ring() callers are correct fo far. Signed-off-by: Divy Le Ray <divy@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
43a944f373
commit
5256554489
1 changed files with 2 additions and 3 deletions
|
@ -549,16 +549,15 @@ static void *alloc_ring(struct pci_dev *pdev, size_t nelem, size_t elem_size,
|
|||
|
||||
if (!p)
|
||||
return NULL;
|
||||
if (sw_size) {
|
||||
if (sw_size && metadata) {
|
||||
s = kcalloc(nelem, sw_size, GFP_KERNEL);
|
||||
|
||||
if (!s) {
|
||||
dma_free_coherent(&pdev->dev, len, p, *phys);
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
if (metadata)
|
||||
*(void **)metadata = s;
|
||||
}
|
||||
memset(p, 0, len);
|
||||
return p;
|
||||
}
|
||||
|
|
Loading…
Reference in a new issue