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audioconvert: map buffers with right prot

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This commit is contained in:
Wim Taymans 2025-06-24 20:12:51 +02:00
parent bd7ce5c7fa
commit 8a09bacdf6
1 changed files with 6 additions and 2 deletions
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8
spa/plugins/audioconvert/audioconvert.c
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@ -3201,9 +3201,13 @@ impl_node_port_use_buffers(void *object,
for (j = 0; j < n_datas; j++) {
void *data = d[j].data;
if (data == NULL && SPA_FLAG_IS_SET(d[j].flags, SPA_DATA_FLAG_MAPPABLE)) {
int prot = 0;
if (SPA_FLAG_IS_SET(d[j].flags, SPA_DATA_FLAG_READABLE))
prot |= PROT_READ;
if (SPA_FLAG_IS_SET(d[j].flags, SPA_DATA_FLAG_WRITABLE))
prot |= PROT_WRITE;
data = mmap(NULL, d[j].maxsize,
PROT_READ, MAP_SHARED, d[j].fd,
d[j].mapoffset);
prot, MAP_SHARED, d[j].fd, d[j].mapoffset);
if (data == MAP_FAILED) {
spa_log_error(this->log, "%p: mmap failed %d on buffer %d %d %p: %m",
this, j, i, d[j].type, data);