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common: command: tempory buffer should have size of command line buf

When copying the command line buffer the target array should
at least have the same size.

Cf. definition of console_buffer in common/cli_readline.c.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Heinrich Schuchardt %!s(int64=7) %!d(string=hai) anos
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Modificáronse 1 ficheiros con 1 adicións e 1 borrados
  1. 1 1
      common/command.c

+ 1 - 1
common/command.c

@@ -318,7 +318,7 @@ static int find_common_prefix(char * const argv[])
 	return len;
 }
 
-static char tmp_buf[CONFIG_SYS_CBSIZE];	/* copy of console I/O buffer	*/
+static char tmp_buf[CONFIG_SYS_CBSIZE + 1];	/* copy of console I/O buffer */
 
 int cmd_auto_complete(const char *const prompt, char *buf, int *np, int *colp)
 {