Commit 4a293eaf authored by Michael Straube's avatar Michael Straube Committed by Greg Kroah-Hartman
Browse files

staging: r8188eu: use GFP_ATOMIC under spinlock 



In function rtw_report_sec_ie() kzalloc() is called under a spinlock,
so the allocation have to be atomic.

Call tree:

-> rtw_select_and_join_from_scanned_queue() <- takes a spinlock
   -> rtw_joinbss_cmd()
      -> rtw_restruct_sec_ie()
         -> rtw_report_sec_ie()

Fixes: 2b42bd58 ("staging: r8188eu: introduce new os_dep dir for RTL8188eu driver")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: default avatarMichael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20211108105537.31655-1-straube.linux@gmail.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c15a059f

drivers/staging/r8188eu/os_dep/mlme_linux.c

+1 −1
Original line number Diff line number Diff line
@@ -112,7 +112,7 @@ void rtw_report_sec_ie(struct adapter *adapter, u8 authmode, u8 *sec_ie) 


	buff = NULL;

	if (authmode == _WPA_IE_ID_) {

		buff = kzalloc(IW_CUSTOM_MAX, GFP_KERNEL);

		buff = kzalloc(IW_CUSTOM_MAX, GFP_ATOMIC);

		if (!buff)

			return;

		p = buff;