mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-03 17:40:04 +00:00
iommu: dart: DART_T8110_ERROR range should be 0 to 5
This was detected by smatch as one "else if" statement could never be
reached. Confirmed bit order by comparing with python implementation [1].
drivers/iommu/apple-dart.c:991 apple_dart_t8110_irq()
warn: duplicate check 'error_code == ((((1))) << (3))'
(previous on line 989)
Link: https://github.com/AsahiLinux/m1n1/commit/96b2d584feec1e3f7bfa [1]
Fixes: d8bcc870d9
("iommu: dart: Add t8110 DART support")
Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Eric Curtin <ecurtin@redhat.com>
Reviewed-by: Sven Peter <sven@svenpeter.dev>
Link: https://lore.kernel.org/r/20230201124257.7801-1-ecurtin@redhat.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
parent
cf5c1c87c2
commit
9e6a1825ac
1 changed files with 2 additions and 2 deletions
|
@ -111,8 +111,8 @@
|
|||
|
||||
#define DART_T8110_ERROR_MASK 0x104
|
||||
|
||||
#define DART_T8110_ERROR_READ_FAULT BIT(4)
|
||||
#define DART_T8110_ERROR_WRITE_FAULT BIT(3)
|
||||
#define DART_T8110_ERROR_READ_FAULT BIT(5)
|
||||
#define DART_T8110_ERROR_WRITE_FAULT BIT(4)
|
||||
#define DART_T8110_ERROR_NO_PTE BIT(3)
|
||||
#define DART_T8110_ERROR_NO_PMD BIT(2)
|
||||
#define DART_T8110_ERROR_NO_PGD BIT(1)
|
||||
|
|
Loading…
Reference in a new issue