4.4-stable review patch. If anyone has any objections, please let me know.
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From: YueHaibing yuehaibing@huawei.com
commit 6484a677294aa5d08c0210f2f387ebb9be646115 upstream.
gcc '-Wunused-but-set-variable' warning:
drivers/misc/mic/scif/scif_rma.c: In function 'scif_create_remote_lookup': drivers/misc/mic/scif/scif_rma.c:373:25: warning: variable 'vmalloc_num_pages' set but not used [-Wunused-but-set-variable]
'vmalloc_num_pages' should be used to determine if the address is within the vmalloc range.
Fixes: ba612aa8b487 ("misc: mic: SCIF memory registration and unregistration") Signed-off-by: YueHaibing yuehaibing@huawei.com Cc: stable stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/misc/mic/scif/scif_rma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/misc/mic/scif/scif_rma.c +++ b/drivers/misc/mic/scif/scif_rma.c @@ -414,7 +414,7 @@ static int scif_create_remote_lookup(str if (err) goto error_window; err = scif_map_page(&window->num_pages_lookup.lookup[j], - vmalloc_dma_phys ? + vmalloc_num_pages ? vmalloc_to_page(&window->num_pages[i]) : virt_to_page(&window->num_pages[i]), remote_dev);