evie/android_kernel_oneplus_msm8998
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Merge "spcom: open channel return EBUSY when channel in use"

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Linux Build Service Account 2017-05-30 16:04:32 -07:00 • committed by Gerrit - the friendly Code Review server
commit 0b63aa5007
1 changed files with 4 additions and 2 deletions
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6
drivers/soc/qcom/spcom.c
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@ -718,8 +718,10 @@ static int spcom_open(struct spcom_channel *ch, unsigned int timeout_msec)
/* only one client/server may use the channel */ /* only one client/server may use the channel */
if (ch->ref_count) { if (ch->ref_count) {
pr_err("channel [%s] already in use.\n", name); pr_err("channel [%s] is BUSY, already in use by pid [%d].\n",
goto exit_err; name, ch->pid);
mutex_unlock(&ch->lock);
return -EBUSY;
} }
pr_debug("ch [%s] opened by PID [%d], count [%d]\n", pr_debug("ch [%s] opened by PID [%d], count [%d]\n",