samples: kprobes: add missing MODULE_DESCRIPTION() macros

make allmodconfig && make W=1 C=1 reports:
WARNING: modpost: missing MODULE_DESCRIPTION() in samples/kprobes/kprobe_example.o
WARNING: modpost: missing MODULE_DESCRIPTION() in samples/kprobes/kretprobe_example.o

Add the missing invocations of the MODULE_DESCRIPTION() macro.

Link: https://lore.kernel.org/all/20240601-md-samples-kprobes-v1-1-b6a772353893@quicinc.com/
Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>

diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c
index ef44c614c6d900a5c89f9bf51c0684341f640c95..53ec6c8b8c40d0f41f2d4f9becacc9d6b98f1d0d 100644 (file)
--- a/samples/kprobes/kprobe_example.c
+++ b/samples/kprobes/kprobe_example.c
@@ -125,4 +125,5 @@ static void __exit kprobe_exit(void)
 
 module_init(kprobe_init)
 module_exit(kprobe_exit)
+MODULE_DESCRIPTION("sample kernel module showing the use of kprobes");
 MODULE_LICENSE("GPL");

diff --git a/samples/kprobes/kretprobe_example.c b/samples/kprobes/kretprobe_example.c
index ed79fd3d48fb14326fabbfa571cbcdf30aa9def9..65d6dcafd742e8054c2feb02b0d860cd3bf25936 100644 (file)
--- a/samples/kprobes/kretprobe_example.c
+++ b/samples/kprobes/kretprobe_example.c
@@ -104,4 +104,5 @@ static void __exit kretprobe_exit(void)
 
 module_init(kretprobe_init)
 module_exit(kretprobe_exit)
+MODULE_DESCRIPTION("sample kernel module showing the use of return probes");
 MODULE_LICENSE("GPL");