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path: root/drivers/isdn/mISDN/dsp_hwec.c
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Diffstat (limited to 'drivers/isdn/mISDN/dsp_hwec.c')
-rw-r--r--drivers/isdn/mISDN/dsp_hwec.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/isdn/mISDN/dsp_hwec.c b/drivers/isdn/mISDN/dsp_hwec.c
index a6e87076acc2..5336bbdbfdc5 100644
--- a/drivers/isdn/mISDN/dsp_hwec.c
+++ b/drivers/isdn/mISDN/dsp_hwec.c
@@ -68,12 +68,12 @@ void dsp_hwec_enable(struct dsp *dsp, const char *arg)
 		goto _do;
 
 	{
-		char _dup[len + 1];
 		char *dup, *tok, *name, *val;
 		int tmp;
 
-		strcpy(_dup, arg);
-		dup = _dup;
+		dup = kstrdup(arg, GFP_ATOMIC);
+		if (!dup)
+			return;
 
 		while ((tok = strsep(&dup, ","))) {
 			if (!strlen(tok))
@@ -89,6 +89,8 @@ void dsp_hwec_enable(struct dsp *dsp, const char *arg)
 					deftaps = tmp;
 			}
 		}
+
+		kfree(dup);
 	}
 
 _do: