commands: readline: release command slice

Release the command slice around readline to let the workqueues run
while waiting for input.

Signed-off-by: Rouven Czerwinski <r.czerwinski@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 6 insertions, 0 deletions

diff --git a/commands/readline.c b/commands/readline.c
index 85b04a3903..403ac8563a 100644
--- a/commands/readline.c
+++ b/commands/readline.c
@@ -4,6 +4,7 @@
 #include <common.h>
 #include <command.h>
 #include <malloc.h>
+#include <slice.h>
 #include <xfuncs.h>
 #include <environment.h>
 
@@ -14,11 +15,16 @@ static int do_readline(int argc, char *argv[])
 	if (argc < 3)
 		return COMMAND_ERROR_USAGE;
 
+	command_slice_release();
+
 	if (readline(argv[1], buf, CONFIG_CBSIZE) < 0) {
+		command_slice_acquire();
 		free(buf);
 		return COMMAND_ERROR;
 	}
 
+	command_slice_acquire();
+
 	setenv(argv[2], buf);
 	free(buf);