libnvdimm, label: Fix sparse warning (97052c1c) · Commits · 戴 / test

The kbuild robot reports: drivers/nvdimm/label.c:500:32: warning: restricted __le32 degrades to integer ...read 'nslot' into a local u32. Reported-by:

kbuild test robot <lkp@intel.com> Acked-by:

Alexander Duyck <alexander.h.duyck@linux.intel.com> Signed-off-by:

Dan Williams <dan.j.williams@intel.com>

drivers/nvdimm/label.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -424,6 +424,7 @@ int nd_label_data_init(struct nvdimm_drvdata *ndd)
		struct nd_namespace_index *nsindex;
		unsigned int i;
		int rc = 0;
		u32 nslot;

		if (ndd->data)
		return 0;
		@@ -495,9 +496,10 @@ int nd_label_data_init(struct nvdimm_drvdata *ndd)

		/* Determine starting offset for label data */
		offset = __le64_to_cpu(nsindex->labeloff);
		nslot = __le32_to_cpu(nsindex->nslot);

		/* Loop through the free list pulling in any active labels */
		for (i = 0; i < nsindex->nslot; i++, offset += ndd->nslabel_size) {
		for (i = 0; i < nslot; i++, offset += ndd->nslabel_size) {
		size_t label_read_size;

		/* zero out the unused labels */

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