rtems/rtems-libbsd
1
0
Fork 0
mirror of https://git.rtems.org/rtems-libbsd/ synced 2025-10-14 05:11:15 +08:00
Code Issues Packages Projects Releases Wiki Activity

DEVICE(9): Avoid NULL pointer access

Browse Source
This commit is contained in:
Sebastian Huber
2017-02-14 11:48:46 +01:00
parent fd34b5202f
commit a8e84c62ae
1 changed files with 3 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
freebsd/sys/kern/subr_bus.c
View File

@@ -272,6 +272,9 @@ device_sysctl_handler(SYSCTL_HANDLER_ARGS)
break; break;
case DEVICE_SYSCTL_PARENT: case DEVICE_SYSCTL_PARENT:
value = dev->parent ? dev->parent->nameunit : ""; value = dev->parent ? dev->parent->nameunit : "";
#ifdef __rtems__
value = value ? value : "";
#endif /* __rtems__ */
break; break;
default: default:
return (EINVAL); return (EINVAL);