diff options
| author | Stephen Warren <swarren@nvidia.com> | 2014-05-01 21:42:10 (GMT) |
|---|---|---|
| committer | Lukasz Majewski <l.majewski@samsung.com> | 2014-05-08 08:38:29 (GMT) |
| commit | 66b88b07cdab041ac0cf6a9bf5b131aedc248089 (patch) | |
| tree | 374be3ccb4240ef80f93edff6a86f44e0c8cdb4f /common | |
| parent | 340ed422d2a58c4858ba8e110c233e8ae92c04e0 (diff) | |
| download | u-boot-fsl-qoriq-66b88b07cdab041ac0cf6a9bf5b131aedc248089.tar.xz | |
usb: ums: add error handling for failed registration
Without this, if g_dnl_register() fails, the UMS code continues on
blindly and crashes. This fix makes it simply print an error message
instead.
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Diffstat (limited to 'common')
| -rw-r--r-- | common/cmd_usb_mass_storage.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/common/cmd_usb_mass_storage.c b/common/cmd_usb_mass_storage.c index d8d9efd..31b7eb0 100644 --- a/common/cmd_usb_mass_storage.c +++ b/common/cmd_usb_mass_storage.c @@ -40,7 +40,11 @@ int do_usb_mass_storage(cmd_tbl_t *cmdtp, int flag, return CMD_RET_FAILURE; } - g_dnl_register("usb_dnl_ums"); + rc = g_dnl_register("usb_dnl_ums"); + if (rc) { + error("g_dnl_register failed"); + return CMD_RET_FAILURE; + } /* Timeout unit: seconds */ int cable_ready_timeout = UMS_CABLE_READY_TIMEOUT; |