If readline says there was an error, don't write to the variable!
Signed-off-by: Joe Hershberger <joe.hershber...@ni.com>
---
common/cmd_nvedit.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c
index 7633f0c..063536b 100644
--- a/common/cmd_nvedit.c
+++ b/common/cmd_nvedit.c
@@ -552,7 +552,8 @@ static int do_env_edit(cmd_tbl_t *cmdtp, int flag, int argc,
else
buffer[0] = '\0';
- readline_into_buffer("edit: ", buffer, 0);
+ if (readline_into_buffer("edit: ", buffer, 0) < 0)
+ return 1;
return setenv(argv[1], buffer);
}
--
1.7.11.5
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