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floppy: make local variable non-static

There's no reason for temparea to be static, since it's only used for
temporary sprintf output. It's not immediately obvious that the output
will always fit (in the worst case, the output including '\0' is
exactly 32 bytes), so save a future reader from worrying about that.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Rasmus Villemoes 9 年之前
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bcf4299e62
共有 1 個文件被更改,包括 3 次插入2 次删除
  1. 3 2
      drivers/block/floppy.c

+ 3 - 2
drivers/block/floppy.c

@@ -3585,7 +3585,7 @@ static void __init config_types(void)
 		unsigned int type = UDP->cmos;
 		struct floppy_drive_params *params;
 		const char *name = NULL;
-		static char temparea[32];
+		char temparea[32];
 
 		if (type < ARRAY_SIZE(default_drive_params)) {
 			params = &default_drive_params[type].params;
@@ -3596,7 +3596,8 @@ static void __init config_types(void)
 				allowed_drive_mask &= ~(1 << drive);
 		} else {
 			params = &default_drive_params[0].params;
-			sprintf(temparea, "unknown type %d (usb?)", type);
+			snprintf(temparea, sizeof(temparea),
+				 "unknown type %d (usb?)", type);
 			name = temparea;
 		}
 		if (name) {