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Staging: rtxxx0: PID checking fixes 

* rt3070:
  - add missing pid_nr() invocations

* rt{28,30}70:
  - do not treat PID 0 as valid

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2009-08-16 21:30:12 +02:00 committed by Greg Kroah-Hartman
parent c43254c13a
commit 382280ae9d
3 changed files with 6 additions and 6 deletions
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2
drivers/staging/rt2860/rt_linux.h
View File

@ -163,7 +163,7 @@ typedef struct pid * THREAD_PID;
#define THREAD_PID_INIT_VALUE NULL
#define GET_PID(_v) find_get_pid(_v)
#define GET_PID_NUMBER(_v) pid_nr(_v)
#define CHECK_PID_LEGALITY(_pid) if (pid_nr(_pid) >= 0)
#define CHECK_PID_LEGALITY(_pid) if (pid_nr(_pid) > 0)
#define KILL_THREAD_PID(_A, _B, _C) kill_pid(_A, _B, _C)
#endif

6
drivers/staging/rt2870/2870_main_dev.c
View File

@ -1063,7 +1063,7 @@ VOID RT28xxThreadTerminate(
}
#endif
#ifdef RT30xx
if (pObj->MLMEThr_pid)
if (pid_nr(pObj->MLMEThr_pid) > 0)
{
printk("Terminate the MLMEThr_pid=%d!\n", pid_nr(pObj->MLMEThr_pid));
mb();
@ -1084,7 +1084,7 @@ VOID RT28xxThreadTerminate(
}
}
if (pObj->RTUSBCmdThr_pid >= 0)
if (pid_nr(pObj->RTUSBCmdThr_pid) > 0)
{
printk("Terminate the RTUSBCmdThr_pid=%d!\n", pid_nr(pObj->RTUSBCmdThr_pid));
mb();
@ -1106,7 +1106,7 @@ VOID RT28xxThreadTerminate(
pObj->RTUSBCmdThr_pid = NULL;
}
}
if (pObj->TimerQThr_pid >= 0)
if (pid_nr(pObj->TimerQThr_pid) > 0)
{
POS_COOKIE pObj = (POS_COOKIE)pAd->OS_Cookie;
printk("Terminate the TimerQThr_pid=%d!\n", pid_nr(pObj->TimerQThr_pid));

4
drivers/staging/rt2870/rt2870.h
View File

@ -460,14 +460,14 @@ VOID RTUSBBulkRxComplete(purbb_t pUrb, struct pt_regs *pt_regs);
#define RTUSBMlmeUp(pAd) \
{ \
POS_COOKIE pObj = (POS_COOKIE) pAd->OS_Cookie; \
if(pObj->MLMEThr_pid>0) \
if (pid_nr(pObj->MLMEThr_pid) > 0) \
up(&(pAd->mlme_semaphore)); \
}
#define RTUSBCMDUp(pAd) \
{ \
POS_COOKIE pObj = (POS_COOKIE) pAd->OS_Cookie; \
if(pObj->RTUSBCmdThr_pid>0) \
if (pid_nr(pObj->RTUSBCmdThr_pid) > 0) \
up(&(pAd->RTUSBCmd_semaphore)); \
}
#endif