[PATCH v2 0/4] Add missing bug fixes

[Jianping Li <jianping.li@oss.qualcomm.com>]

Add missing bug fixes in memory areas. This patch series carries
following fixes:
- Add proper checks to fastrpc_buf_free to avoid potential issues.
- Add multiple fixes for remote heap which is used by Audio PD.
Patch [v1]: https://lore.kernel.org/all/20250513042825.2147985-1-ekansh.gupta@oss.qualcomm.com/

Changes in v2:
  - Remove the if check outside fastrpc_buf_free
  - Store the spinlock pointer in the struct fastrpc_buf instead
  - Allocate entire reserved memory to audio PD through remote heap

Ekansh Gupta (3):
  misc: fastrpc: Add NULL check to fastrpc_buf_free to prevent crash
  misc: fastrpc: Fix initial memory allocation for Audio PD memory pool
  misc: fastrpc: Remove buffer from list prior to unmap operation

Jianping Li (1):
  misc: fastrpc: Allocate entire reserved memory for Audio PD in probe

 drivers/misc/fastrpc.c | 135 ++++++++++++++++++++++-------------------
 1 file changed, 71 insertions(+), 64 deletions(-)

-- 
2.43.0