V3s_Allwinner
/
uboot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases 2 Wiki Activity

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>
This commit is contained in:
Stephen Warren 2014-05-01 15:42:10 -06:00 committed by Lukasz Majewski
parent 340ed422d2
commit 66b88b07cd
1 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
common/cmd_usb_mass_storage.c
View File

@ -40,7 +40,11 @@ int do_usb_mass_storage(cmd_tbl_t *cmdtp, int flag,
return CMD_RET_FAILURE; 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 */ /* Timeout unit: seconds */
int cable_ready_timeout = UMS_CABLE_READY_TIMEOUT; int cable_ready_timeout = UMS_CABLE_READY_TIMEOUT;