evie/android_kernel_oneplus_msm8998
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

diag: Fix race condition while closing SMD

Browse source 
This patch extends protection while closing SMD/socket while
feature mask processing.

CRs-Fixed: 1059771
Change-Id: Icdf27dce5b3eb7cfc4a7686f044195db13a81a58
Signed-off-by: Manoj Prabhu B <bmanoj@codeaurora.org>
This commit is contained in:
Manoj Prabhu B 2016-09-28 18:48:38 +05:30
parent b7b9ec64a7
commit f139281b60
1 changed files with 1 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
drivers/char/diag/diagfwd_peripheral.c
View file

@ -651,13 +651,12 @@ void diagfwd_close_transport(uint8_t transport, uint8_t peripheral)
break;
default:
return;
}
mutex_lock(&driver->diagfwd_channel_mutex);
fwd_info = &early_init_info[transport][peripheral];
if (fwd_info->p_ops && fwd_info->p_ops->close)
fwd_info->p_ops->close(fwd_info->ctxt);
mutex_lock(&driver->diagfwd_channel_mutex);
fwd_info = &early_init_info[transport_open][peripheral];
dest_info = &peripheral_info[TYPE_CNTL][peripheral];
dest_info->inited = 1;