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authorTrond Myklebust <trond.myklebust@primarydata.com>2018-02-21 16:35:50 -0500
committerTrond Myklebust <trond.myklebust@primarydata.com>2018-02-21 16:35:50 -0500
commit6d243a235612946971ba98f24f52dc99f4ebb32a (patch)
tree5b0d5e3c1923830b656136dad5d5ed21978ca38d /fs
parentaf3e79d29555b97dd096e2f8e36a0f50213808a8 (diff)
downloadlinux-6d243a235612946971ba98f24f52dc99f4ebb32a.tar.bz2
NFSv4: Fix broken cast in nfs4_callback_recallany()
Passing a pointer to a unsigned integer to test_bit() is broken. Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/callback_proc.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 2435af56b87e..a50d7813e3ea 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -572,7 +572,7 @@ out:
}
static bool
-validate_bitmap_values(unsigned long mask)
+validate_bitmap_values(unsigned int mask)
{
return (mask & ~RCA4_TYPE_MASK_ALL) == 0;
}
@@ -596,17 +596,15 @@ __be32 nfs4_callback_recallany(void *argp, void *resp,
goto out;
status = cpu_to_be32(NFS4_OK);
- if (test_bit(RCA4_TYPE_MASK_RDATA_DLG, (const unsigned long *)
- &args->craa_type_mask))
+ if (args->craa_type_mask & BIT(RCA4_TYPE_MASK_RDATA_DLG))
flags = FMODE_READ;
- if (test_bit(RCA4_TYPE_MASK_WDATA_DLG, (const unsigned long *)
- &args->craa_type_mask))
+ if (args->craa_type_mask & BIT(RCA4_TYPE_MASK_WDATA_DLG))
flags |= FMODE_WRITE;
- if (test_bit(RCA4_TYPE_MASK_FILE_LAYOUT, (const unsigned long *)
- &args->craa_type_mask))
- pnfs_recall_all_layouts(cps->clp);
if (flags)
nfs_expire_unused_delegation_types(cps->clp, flags);
+
+ if (args->craa_type_mask & BIT(RCA4_TYPE_MASK_FILE_LAYOUT))
+ pnfs_recall_all_layouts(cps->clp);
out:
dprintk("%s: exit with status = %d\n", __func__, ntohl(status));
return status;