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[DFS] "console" device check.

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[DFS] To make sure the "console" device exist or not when initialize
console device.
This commit is contained in:
bernard 2017-06-15 14:36:40 +08:00
parent a453b3318b
commit 6e63cbb9be
1 changed files with 3 additions and 0 deletions
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3
components/dfs/filesystems/devfs/console.c
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@ -78,6 +78,9 @@ void rt_console_init(const char* device_name)
rt_device_t device;
/* register to device framework */
device = rt_device_find("console");
if (device) return; /* not register a same name device */
device = rt_device_find(device_name);
if (device != RT_NULL)
{