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msm: camera: icp: Fix potential deadlock scenario in cam_hfi_init

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Make sure we perform the necessary unlock operations before we return
on an invalid HFI state.

CRs-Fixed: 2783934
Change-Id: I7c611fb98d245952f2f4e9a57dc5fcb249572a40
Signed-off-by: Fernando Pacheco <fpacheco@codeaurora.org>
This commit is contained in:
Fernando Pacheco 2020-09-17 16:38:35 -07:00
commit 033864b04f
1 changed files with 2 additions and 1 deletions
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3
drivers/cam_icp/hfi.c
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@ -647,7 +647,8 @@ int cam_hfi_init(struct hfi_mem_info *hfi_mem, const struct hfi_ops *hfi_ops,
if (g_hfi->hfi_state != HFI_DEINIT) {
CAM_ERR(CAM_HFI, "hfi_init: invalid state");
return -EINVAL;
rc = -EINVAL;
goto regions_fail;
}
memcpy(&g_hfi->map, hfi_mem, sizeof(g_hfi->map));