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authorDave Jiang <dave.jiang@intel.com>2018-08-28 17:13:59 -0700
committerJon Mason <jdmason@kudzu.us>2018-10-31 16:07:26 -0400
commit7756e2b5d68c36e170a111dceea22f7365f83256 (patch)
treec951f4caaaa2913881b6cb2861c430c2f7de51a2
parenta861594b1b7ffd630f335b351c4e9f938feadb8e (diff)
downloadlinux-0-day-7756e2b5d68c36e170a111dceea22f7365f83256.tar.gz
linux-0-day-7756e2b5d68c36e170a111dceea22f7365f83256.tar.xz
ntb: intel: fix return value for ndev_vec_mask()
ndev_vec_mask() should be returning u64 mask value instead of int. Otherwise the mask value returned can be incorrect for larger vectors. Fixes: e26a5843f7f5 ("NTB: Split ntb_hw_intel and ntb_transport drivers") Signed-off-by: Dave Jiang <dave.jiang@intel.com> Tested-by: Lucas Van <lucas.van@intel.com> Signed-off-by: Jon Mason <jdmason@kudzu.us>
-rw-r--r--drivers/ntb/hw/intel/ntb_hw_gen1.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ntb/hw/intel/ntb_hw_gen1.c b/drivers/ntb/hw/intel/ntb_hw_gen1.c
index 6aa5732272791..2ad263f708da7 100644
--- a/drivers/ntb/hw/intel/ntb_hw_gen1.c
+++ b/drivers/ntb/hw/intel/ntb_hw_gen1.c
@@ -265,7 +265,7 @@ static inline int ndev_db_clear_mask(struct intel_ntb_dev *ndev, u64 db_bits,
return 0;
}
-static inline int ndev_vec_mask(struct intel_ntb_dev *ndev, int db_vector)
+static inline u64 ndev_vec_mask(struct intel_ntb_dev *ndev, int db_vector)
{
u64 shift, mask;