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MINOR: pools: add a new flag to declare static registrations

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We must not free these ones when destroying a pool, so let's dedicate
them a flag to mention that they are static. For now we don't have any
such.
This commit is contained in:
Willy Tarreau 2025-08-05 18:46:34 +02:00
parent 18505f9718
commit ee5bc28865
2 changed files with 3 additions and 1 deletions
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1
include/haproxy/pool-t.h
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@ -28,6 +28,7 @@
#define MEM_F_SHARED 0x1
#define MEM_F_EXACT 0x2
#define MEM_F_UAF 0x4
#define MEM_F_STATREG 0x8 /* static registration: do not free it! */
/* A special pointer for the pool's free_list that indicates someone is
* currently manipulating it. Serves as a short-lived lock.

3
src/pool.c
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@ -1049,7 +1049,8 @@ void *pool_destroy(struct pool_head *pool)
list_for_each_entry_safe(reg, back, &pool->regs, list) {
LIST_DELETE(&reg->list);
free(reg);
if (!(reg->flags & MEM_F_STATREG))
free(reg);
}
LIST_DELETE(&pool->list);