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usb: gadget: bdc: fix memory leak

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If dma_pool_alloc() fails we are jumping to fail and releasing all the
bd_tables which have been added to the chain but we missed freeing this
bd_table which was just allocated and still not added to the chain of
bd_table.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Sudip Mukherjee 2015-09-26 15:01:06 +05:30 committed by Felipe Balbi
parent 9ffecb1028
commit 7022cfdfe0
1 changed files with 3 additions and 1 deletions
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4
drivers/usb/gadget/udc/bdc/bdc_ep.c
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@ -159,8 +159,10 @@ static int ep_bd_list_alloc(struct bdc_ep *ep)
bd_table->start_bd = dma_pool_alloc(bdc->bd_table_pool,
GFP_ATOMIC,
&dma);
if (!bd_table->start_bd)
if (!bd_table->start_bd) {
kfree(bd_table);
goto fail;
}
bd_table->dma = dma;