Break on NULL iter.sgp, rather than dmap == 0, on the off chance that we
have some hypothetical selftest or similar in the future that considers
dmap = 0 to be perfectly valid.
Signed-off-by: Matthew Auld <matthew.a...@intel.com>
---
drivers/gpu/drm/i915/i915_drv.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index d072f3369ee1..04f102d5bbe9 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2181,7 +2181,7 @@ static inline struct scatterlist *__sg_next(struct
scatterlist *sg)
*/
#define for_each_sgt_dma(__dmap, __iter, __sgt)
\
for ((__iter) = __sgt_iter((__sgt)->sgl, true); \
- ((__dmap) = (__iter).dma + (__iter).curr); \
+ ((__dmap) = (__iter).dma + (__iter).curr), (__iter).sgp; \
(((__iter).curr += I915_GTT_PAGE_SIZE) >= (__iter).max) ? \
(__iter) = __sgt_iter(__sg_next((__iter).sgp), true), 0 : 0)
--
2.20.1
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