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[PATCH] ISDN: fix a few memory leaks in sc_ioctl()

Fix a few memory leaks in drivers/isdn/sc/ioctl.c::sc_ioctl()

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Acked-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Jesper Juhl 19 年之前
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d32af0fe11
共有 1 个文件被更改,包括 5 次插入4 次删除
  1. 5 4
      drivers/isdn/sc/ioctl.c

+ 5 - 4
drivers/isdn/sc/ioctl.c

@@ -46,7 +46,8 @@ int sc_ioctl(int card, scs_ioctl *data)
 		pr_debug("%s: SCIOCRESET: ioctl received\n",
 			sc_adapter[card]->devicename);
 		sc_adapter[card]->StartOnReset = 0;
-		return (reset(card));
+		kfree(rcvmsg);
+		return reset(card);
 	}
 
 	case SCIOCLOAD:
@@ -183,7 +184,7 @@ int sc_ioctl(int card, scs_ioctl *data)
 				sc_adapter[card]->devicename);
 
 		spid = kmalloc(SCIOC_SPIDSIZE, GFP_KERNEL);
-		if(!spid) {
+		if (!spid) {
 			kfree(rcvmsg);
 			return -ENOMEM;
 		}
@@ -195,10 +196,10 @@ int sc_ioctl(int card, scs_ioctl *data)
 		if (!status) {
 			pr_debug("%s: SCIOCGETSPID: command successful\n",
 					sc_adapter[card]->devicename);
-		}
-		else {
+		} else {
 			pr_debug("%s: SCIOCGETSPID: command failed (status = %d)\n",
 				sc_adapter[card]->devicename, status);
+			kfree(spid);
 			kfree(rcvmsg);
 			return status;
 		}