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Commit f477f5b3 authored by Andrew Morton's avatar Andrew Morton Committed by Dan Williams
Browse files

drivers/dma/ioat/dma_v2.c: fix warnings 



drivers/dma/ioat/dma_v2.c: In function 'ioat2_dma_prep_memcpy_lock':
drivers/dma/ioat/dma_v2.c:680: warning: 'hw' may be used uninitialized in this function
drivers/dma/ioat/dma_v2.c:681: warning: 'desc' may be used uninitialized in this function

Cc: Maciej Sosnowski <maciej.sosnowski@intel.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent 1b6df693

drivers/dma/ioat/dma_v2.c

+3 −2
Original line number Diff line number Diff line
@@ -692,7 +692,8 @@ ioat2_dma_prep_memcpy_lock(struct dma_chan *c, dma_addr_t dma_dest, 
		/* pass */;

	else

		return NULL;

	for (i = 0; i < num_descs; i++) {

	i = 0;

	do {

		size_t copy = min_t(size_t, len, 1 << ioat->xfercap_log);



		desc = ioat2_get_ring_ent(ioat, idx + i);
@@ -707,7 +708,7 @@ ioat2_dma_prep_memcpy_lock(struct dma_chan *c, dma_addr_t dma_dest, 
		dst += copy;

		src += copy;

		dump_desc_dbg(ioat, desc);

	}

	} while (++i < num_descs);



	desc->txd.flags = flags;

	desc->len = total_len;