[PATCH] char: add missing MODULE_DESCRIPTION() macros

[Jeff Johnson]

make allmodconfig && make W=1 C=1 reports:
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/char/ttyprintk.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/char/lp.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/char/nvram.o

Add the missing invocations of the MODULE_DESCRIPTION() macro.

Signed-off-by: Jeff Johnson <quic_jjohnson@xxxxxxxxxxx>
---
These are the ones left after addressing the ones in
drivers/char that had explicit MAINTAINERS entries.
---
 drivers/char/lp.c        | 1 +
 drivers/char/nvram.c     | 1 +
 drivers/char/ttyprintk.c | 1 +
 3 files changed, 3 insertions(+)

diff --git a/drivers/char/lp.c b/drivers/char/lp.c
index 2f171d14b9b5..5faebe0365c5 100644
--- a/drivers/char/lp.c
+++ b/drivers/char/lp.c
@@ -1123,4 +1123,5 @@ module_init(lp_init_module);
 module_exit(lp_cleanup_module);
 
 MODULE_ALIAS_CHARDEV_MAJOR(LP_MAJOR);
+MODULE_DESCRIPTION("Generic parallel printer driver");
 MODULE_LICENSE("GPL");
diff --git a/drivers/char/nvram.c b/drivers/char/nvram.c
index e9f694b36871..9eff426a9286 100644
--- a/drivers/char/nvram.c
+++ b/drivers/char/nvram.c
@@ -540,6 +540,7 @@ static void __exit nvram_module_exit(void)
 module_init(nvram_module_init);
 module_exit(nvram_module_exit);
 
+MODULE_DESCRIPTION("CMOS/NV-RAM driver for Linux");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS_MISCDEV(NVRAM_MINOR);
 MODULE_ALIAS("devname:nvram");
diff --git a/drivers/char/ttyprintk.c b/drivers/char/ttyprintk.c
index 4c806a189ee5..d7f841ab4323 100644
--- a/drivers/char/ttyprintk.c
+++ b/drivers/char/ttyprintk.c
@@ -228,4 +228,5 @@ static void __exit ttyprintk_exit(void)
 device_initcall(ttyprintk_init);
 module_exit(ttyprintk_exit);
 
+MODULE_DESCRIPTION("TTY driver to output user messages via printk");
 MODULE_LICENSE("GPL");

---
base-commit: a693b9c95abd4947c2d06e05733de5d470ab6586
change-id: 20240603-md-char-misc-1b6ad02704a6