This patch checks if trash is non-zero and only then resets the flowmap
bit and increment the pointer by set bits as found in trash.
Signed-off-by: Bhanuprakash Bodireddy <bhanuprakash.bodire...@intel.com>
Signed-off-by: Antonio Fischetti <antonio.fische...@intel.com>
---
lib/flow.h | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/lib/flow.h b/lib/flow.h
index 4eb19ae..8cfd243 100644
--- a/lib/flow.h
+++ b/lib/flow.h
@@ -609,11 +609,13 @@ mf_get_next_in_map(struct mf_for_each_in_map_aux *aux,
* corresponding data chunks should be skipped accordingly. */
map_t trash = *fmap & (rm1bit - 1);
- *fmap -= trash;
+ if (trash) {
+ *fmap -= trash;
/* count_1bits() is fast for systems where speed matters (e.g.,
* DPDK), so we don't try avoid using it.
* Advance 'aux->values' to point to the value for 'rm1bit'. */
- aux->values += count_1bits(trash);
+ aux->values += count_1bits(trash);
+ }
*value = *aux->values;
} else {
--
2.4.11
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