alloc_msi() opencodes find_and_set_bit(). Simplify it by using the
dedicated function, and make an nice one-liner.
Signed-off-by: Yury Norov <yury.norov@xxxxxxxxx>
---
arch/sparc/kernel/pci_msi.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/arch/sparc/kernel/pci_msi.c b/arch/sparc/kernel/pci_msi.c
index fc7402948b7b..91105c788d1d 100644
--- a/arch/sparc/kernel/pci_msi.c
+++ b/arch/sparc/kernel/pci_msi.c
@@ -96,14 +96,9 @@ static u32 pick_msiq(struct pci_pbm_info *pbm)
static int alloc_msi(struct pci_pbm_info *pbm)
{
- int i;
-
- for (i = 0; i < pbm->msi_num; i++) {
- if (!test_and_set_bit(i, pbm->msi_bitmap))
- return i + pbm->msi_first;
- }
+ int i = find_and_set_bit(pbm->msi_bitmap, pbm->msi_num);
- return -ENOENT;
+ return i < pbm->msi_num ? i + pbm->msi_first : -ENOENT;
}
static void free_msi(struct pci_pbm_info *pbm, int msi_num)
--
2.40.1
