From 0ea03f795df43643a932cd9ee809fdc7ecafa873 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Thu, 12 Aug 2021 09:57:10 +0300 Subject: [PATCH] staging: r8188eu: Fix a couple scheduling in atomic bugs These allocations are sometimes done while holding a spin_lock so they have to be atomic. The call tree looks like this: -> rtw_set_802_11_connect() <- takes a spin_lock -> rtw_do_join() -> rtw_sitesurvey_cmd() <-- does a GFP_ATOMIC allocation -> p2p_ps_wk_cmd() Fixes: 15865124feed ("staging: r8188eu: introduce new core dir for RTL8188eu driver") Signed-off-by: Dan Carpenter Link: https://lore.kernel.org/r/20210812065710.GA31863@kili Signed-off-by: Greg Kroah-Hartman --- drivers/staging/r8188eu/core/rtw_p2p.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/r8188eu/core/rtw_p2p.c b/drivers/staging/r8188eu/core/rtw_p2p.c index 3a05e19..1c2c619 100644 --- a/drivers/staging/r8188eu/core/rtw_p2p.c +++ b/drivers/staging/r8188eu/core/rtw_p2p.c @@ -1697,13 +1697,13 @@ u8 p2p_ps_wk_cmd(struct adapter *padapter, u8 p2p_ps_state, u8 enqueue) return res; if (enqueue) { - ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + ph2c = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC); if (!ph2c) { res = _FAIL; goto exit; } - pdrvextra_cmd_parm = kzalloc(sizeof(struct drvextra_cmd_parm), GFP_KERNEL); + pdrvextra_cmd_parm = kzalloc(sizeof(struct drvextra_cmd_parm), GFP_ATOMIC); if (!pdrvextra_cmd_parm) { kfree(ph2c); res = _FAIL; -- 2.7.4