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-rw-r--r--src/fastd.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/fastd.h b/src/fastd.h
index 8b96e14..dc69760 100644
--- a/src/fastd.h
+++ b/src/fastd.h
@@ -293,7 +293,9 @@ static inline size_t alignto(size_t l, size_t a) {
static inline fastd_buffer fastd_buffer_alloc(size_t len, size_t head_space, size_t tail_space) {
size_t base_len = head_space+len+tail_space;
void *ptr;
- posix_memalign(&ptr, 16, base_len);
+ if (posix_memalign(&ptr, 16, base_len))
+ return (fastd_buffer){ .base = NULL, .base_len = 0, .data = NULL, .len = 0 };
+
return (fastd_buffer){ .base = ptr, .base_len = base_len, .data = ptr+head_space, .len = len };
}