Commit ce2c0e73 authored by 汪洋's avatar 汪洋

修复getMacAddress可能返回nil的情况

parent b00f687e
...@@ -363,7 +363,8 @@ ...@@ -363,7 +363,8 @@
NSString *outstring = [NSString stringWithFormat:@"%02x%02x%02x%02x%02x%02x", *ptr, *(ptr+1), *(ptr+2), *(ptr+3), *(ptr+4), *(ptr+5)]; NSString *outstring = [NSString stringWithFormat:@"%02x%02x%02x%02x%02x%02x", *ptr, *(ptr+1), *(ptr+2), *(ptr+3), *(ptr+4), *(ptr+5)];
free(buf); free(buf);
return [outstring uppercaseString]; NSString *result = [outstring uppercaseString];
return result ?: @"";
} }
/** /**
......
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