Signed-off-by: Lai Jiangshan <[email protected]>
---
rculfhash-mm-mmap.c | 12 +++++++++---
1 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/rculfhash-mm-mmap.c b/rculfhash-mm-mmap.c
index e2c565e..dba4524 100644
--- a/rculfhash-mm-mmap.c
+++ b/rculfhash-mm-mmap.c
@@ -36,14 +36,18 @@ static void *memory_map(size_t length)
static void memory_unmap(void *ptr, size_t length)
{
- int ret = munmap(ptr, length);
+ int ret __attribute__((unused));
+
+ ret = munmap(ptr, length);
assert(ret == 0);
}
static void memory_populate(void *ptr, size_t length)
{
- void *ret = mmap(ptr, length, PROT_READ | PROT_WRITE,
+ void *ret __attribute__((unused));
+
+ ret = mmap(ptr, length, PROT_READ | PROT_WRITE,
MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
assert(ret == ptr);
@@ -55,7 +59,9 @@ static void memory_populate(void *ptr, size_t length)
*/
static void memory_discard(void *ptr, size_t length)
{
- void *ret = mmap(ptr, length, PROT_NONE,
+ void *ret __attribute__((unused));
+
+ ret = mmap(ptr, length, PROT_NONE,
MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
assert(ret == ptr);
--
1.7.4.4
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