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[PATCH] pr_debug: tipar: repair nonexistant pr_debug argument use

tipar: repair nonexistant pr_debug argument use

I guessed what the pr_debug meant by 'data'.
Signed-off-by: Zach Brown <zach.brown@oracle.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Zach Brown 18 年之前
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5df0a29d9c
共有 1 个文件被更改,包括 4 次插入2 次删除
  1. 4 2
      drivers/char/tipar.c

+ 4 - 2
drivers/char/tipar.c

@@ -224,14 +224,16 @@ probe_ti_parallel(int minor)
 {
 	int i;
 	int seq[] = { 0x00, 0x20, 0x10, 0x30 };
+	int data;
 
 	for (i = 3; i >= 0; i--) {
 		outbyte(3, minor);
 		outbyte(i, minor);
 		udelay(delay);
+		data = inbyte(minor) & 0x30;
 		pr_debug("tipar: Probing -> %i: 0x%02x 0x%02x\n", i,
-			data & 0x30, seq[i]);
-		if ((inbyte(minor) & 0x30) != seq[i]) {
+			data, seq[i]);
+		if (data != seq[i]) {
 			outbyte(3, minor);
 			return -1;
 		}