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authorSuzuki K Poulose <suzuki.poulose@arm.com>2019-07-24 01:18:37 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-07-30 14:07:42 +0300
commit6bf85ba9e55f659ddc0747bf1bb504ec6d15f525 (patch)
tree4b240fa6a535a1e9c045152afe9276aa9266622a /drivers/scsi/scsi_proc.c
parent00500147cbd3fc51353d0d003eaa9d31c72c0d50 (diff)
downloadlinux-6bf85ba9e55f659ddc0747bf1bb504ec6d15f525.tar.xz
drivers: Add generic helper to match any device
Add a generic helper to match any/all devices. Using this introduce new wrappers {bus/driver/class}_find_next_device(). Cc: Elie Morisse <syniurge@gmail.com> Cc: "James E.J. Bottomley" <jejb@linux.ibm.com> Cc: "Martin K. Petersen" <martin.petersen@oracle.com> Cc: Nehal Shah <nehal-bakulchandra.shah@amd.com> Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com> Cc: Shyam Sundar S K <shyam-sundar.s-k@amd.com> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> # PCI Link: https://lore.kernel.org/r/20190723221838.12024-7-suzuki.poulose@arm.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/scsi/scsi_proc.c')
-rw-r--r--drivers/scsi/scsi_proc.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/scsi/scsi_proc.c b/drivers/scsi/scsi_proc.c
index c074631086a4..5b313226f11c 100644
--- a/drivers/scsi/scsi_proc.c
+++ b/drivers/scsi/scsi_proc.c
@@ -372,15 +372,10 @@ static ssize_t proc_scsi_write(struct file *file, const char __user *buf,
return err;
}
-static int always_match(struct device *dev, const void *data)
-{
- return 1;
-}
-
static inline struct device *next_scsi_device(struct device *start)
{
- struct device *next = bus_find_device(&scsi_bus_type, start, NULL,
- always_match);
+ struct device *next = bus_find_next_device(&scsi_bus_type, start);
+
put_device(start);
return next;
}