char: misc: increase DYNAMIC_MINORS value
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Message ID 20201029062855.19757-1-sangmoon.kim@samsung.com
State In Next
Commit c62b1f97e744039f01ec789ce01dfa0a8c9a1a99
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  • char: misc: increase DYNAMIC_MINORS value
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Commit Message

Sangmoon Kim Oct. 29, 2020, 6:28 a.m. UTC
DYNAMIC_MINORS value has been set to 64.
Due to this reason, we are facing a module loading fail problem of
device driver like below.

 [   45.712771] pdic_misc_init - return error : -16

We need to increase this value for registering more misc devices.

Signed-off-by: Sangmoon Kim <sangmoon.kim@samsung.com>
---
 drivers/char/misc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch
diff mbox series

diff --git a/drivers/char/misc.c b/drivers/char/misc.c
index f6a147427029..ca5141ed5ef3 100644
--- a/drivers/char/misc.c
+++ b/drivers/char/misc.c
@@ -60,7 +60,7 @@  static DEFINE_MUTEX(misc_mtx);
 /*
  * Assigned numbers, used for dynamic minors
  */
-#define DYNAMIC_MINORS 64 /* like dynamic majors */
+#define DYNAMIC_MINORS 128 /* like dynamic majors */
 static DECLARE_BITMAP(misc_minors, DYNAMIC_MINORS);
 
 #ifdef CONFIG_PROC_FS