From 45e178eaa3ba620dfc8364aa73a1deeb9b609a2b Mon Sep 17 00:00:00 2001 From: Lorenz Meier Date: Fri, 24 Aug 2012 11:50:01 +0200 Subject: [PATCH] Made error message more verbose --- apps/systemcmds/eeprom/eeprom.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/apps/systemcmds/eeprom/eeprom.c b/apps/systemcmds/eeprom/eeprom.c index afa7b43b8f..e59cb33e39 100644 --- a/apps/systemcmds/eeprom/eeprom.c +++ b/apps/systemcmds/eeprom/eeprom.c @@ -174,6 +174,9 @@ eeprom_ioctl(unsigned operation) static void eeprom_save(const char *name) { + if (!name) + err(1, "missing argument for device name, try '/eeprom'"); + int fd = open(name, O_WRONLY | O_CREAT | O_EXCL); if (fd < 0) @@ -193,6 +196,9 @@ eeprom_save(const char *name) static void eeprom_load(const char *name) { + if (!name) + err(1, "missing argument for device name, try '/eeprom'"); + int fd = open(name, O_RDONLY); if (fd < 0)