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Add null pointer check in at_client_get

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jonas
2023-11-10 00:42:03 +08:00
parent 5d03067a3f
commit 06edda3586
1 changed files with 2 additions and 1 deletions
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3
components/net/at/src/at_client.c
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@ -610,7 +610,8 @@ at_client_t at_client_get(const char *dev_name)
for (idx = 0; idx < AT_CLIENT_NUM_MAX; idx++) for (idx = 0; idx < AT_CLIENT_NUM_MAX; idx++)
{ {
if (rt_strcmp(at_client_table[idx].device->parent.name, dev_name) == 0) if (at_client_table[idx].device && \
(rt_strcmp(at_client_table[idx].device->parent.name, dev_name) == 0))
{ {
return &at_client_table[idx]; return &at_client_table[idx];
} }