Perform a source patches, suggesting the index can't find the command.-CodePudding

For example: the following a source patches: xx. Patch inside such as the following:

Diff -- git a/fs/file_table. C b/fs/file_table. C
The index of 8 db8096.. E271e28 100644
- a/fs/file_table. C
+ + + b/fs/file_table. C
37, 7 @ @ @ @ to 37, 6 + struct files_stat_struct files_stat={
};

-- -- -- -- -- -- to omit -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --

Execution:/xx. Patch./test1
Prompt error:
Line 4: index:
command was not found

The index the order in which the installation package,

I am using debian system, can not find this command in the installation package,
Have a great god know, under the guidance of, please. Thank you.