staging: mt7621-dma: Fix a resource leak in an error handling path
commit d887d610 upstream. If an error occurs after calling 'mtk_hsdma_init()', it must be undone by a corresponding call to 'mtk_hsdma_uninit()' as already done in the remove function. Fixes: 0853c7a5 ("staging: mt7621-dma: ralink: add rt2880 dma engine") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Cc: stable <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20201213153513.138723-1-christophe.jaillet@wanadoo.fr Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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