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Staging: wlan-ng: hfa384x.h:Fix use of volatile is usually wrong

PATCH Superseded Jaya Durga 2 participants 2 messages Jun 29, 2017 Staging

v1 of 2 Superseded Latest is v2 →

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Jaya Durga

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PATCH 6/6 Staging: wlan-ng: hfa384x.h:Fix use of volatile is usually wrong

Fix checkpatch.pl issue
WARNING: Use of volatile is usually wrong:
see Documentation/process/volatile-considered-harmful.rst

---
 drivers/staging/wlan-ng/hfa384x.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/staging/wlan-ng/hfa384x.h +1 -1
index 310e2c4..015945f 100644
@@ -1175,7 +1175,7 @@ struct hfa384x_usbctlx {
 	enum ctlx_state state;	/* Tracks running state */
 
 	struct completion done;
-	volatile int reapable;	/* Food for the reaper task */
+	int reapable;	/* Food for the reaper task */
 
 	ctlx_cmdcb_t cmdcb;	/* Async command callback */
 	ctlx_usercb_t usercb;	/* Async user callback, */
Signature · 1 line
1.9.1
#1 lore raw
Quoted 3 lines · Jaya Durga

Fix checkpatch.pl issue
WARNING: Use of volatile is usually wrong:
see Documentation/process/volatile-considered-harmful.rst

Now I've only had a very quick look at the code using this. Could you elaborate on why just removing the volatile keyword is enough, and that this isn't related to some smelly bit of code that should be implemented differently?

Quoted 19 lines
---
 drivers/staging/wlan-ng/hfa384x.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/staging/wlan-ng/hfa384x.h +1 -2
index 310e2c4..015945f 100644
@@ -1175,7 +1175,7 @@ struct hfa384x_usbctlx {
        enum ctlx_state state;  /* Tracks running state */
 
        struct completion done;
-       volatile int reapable;  /* Food for the reaper task */
+       int reapable;   /* Food for the reaper task */
 
        ctlx_cmdcb_t cmdcb;     /* Async command callback */
        ctlx_usercb_t usercb;   /* Async user callback, */
--
Quoted 1 line

1.9.1

Frans