The patch titled
drivers/block/floppy.c: remove [_]COPYIN [_]COPYOUT and ECALL macros
has been added to the -mm tree. Its filename is
drivers-block-floppyc-remove-copyin-copyout-and-ecall-macros.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: drivers/block/floppy.c: remove [_]COPYIN [_]COPYOUT and ECALL macros
From: Joe Perches <joe@xxxxxxxxxxx>
Remove these obfuscating macros with hidden returns
Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
Cc: Stephen Hemminger <shemminger@xxxxxxxxxx>
Cc: Jens Axboe <jens.axboe@xxxxxxxxxx>
Cc: Marcin Slusarz <marcin.slusarz@xxxxxxxxx>
Cc: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/block/floppy.c | 17 ++++++-----------
1 file changed, 6 insertions(+), 11 deletions(-)
diff -puN drivers/block/floppy.c~drivers-block-floppyc-remove-copyin-copyout-and-ecall-macros drivers/block/floppy.c
--- a/drivers/block/floppy.c~drivers-block-floppyc-remove-copyin-copyout-and-ecall-macros
+++ a/drivers/block/floppy.c
@@ -520,7 +520,6 @@ static DECLARE_WAIT_QUEUE_HEAD(command_d
#define NO_SIGNAL (!interruptible || !signal_pending(current))
#define CALL(x) if ((x) == -EINTR) return -EINTR
-#define ECALL(x) if ((ret = (x))) return ret;
#define _WAIT(x,i) CALL(ret=wait_til_done((x),i))
#define WAIT(x) _WAIT((x),interruptible)
#define IWAIT(x) _WAIT((x),1)
@@ -3061,14 +3060,6 @@ static inline int fd_copyin(void __user
return copy_from_user(address, param, size) ? -EFAULT : 0;
}
-#define _COPYOUT(x) (copy_to_user((void __user *)param, &(x), sizeof(x)) \
- ? -EFAULT : 0)
-#define _COPYIN(x) (copy_from_user(&(x), (void __user *)param, sizeof(x)) \
- ? -EFAULT : 0)
-
-#define COPYOUT(x) ECALL(_COPYOUT(x))
-#define COPYIN(x) ECALL(_COPYIN(x))
-
static inline const char *drive_name(int type, int drive)
{
struct floppy_struct *floppy;
@@ -3145,7 +3136,9 @@ static inline int raw_cmd_copyout(int cm
int ret;
while (ptr) {
- COPYOUT(*ptr);
+ ret = copy_to_user((void __user *)param, ptr, sizeof(*ptr));
+ if (ret)
+ return -EFAULT;
param += sizeof(struct floppy_raw_cmd);
if ((ptr->flags & FD_RAW_READ) && ptr->buffer_length) {
if (ptr->length >= 0 &&
@@ -3195,7 +3188,9 @@ static inline int raw_cmd_copyin(int cmd
if (!ptr)
return -ENOMEM;
*rcmd = ptr;
- COPYIN(*ptr);
+ ret = copy_from_user(ptr, (void __user *)param, sizeof(*ptr));
+ if (ret)
+ return -EFAULT;
ptr->next = NULL;
ptr->buffer_length = 0;
param += sizeof(struct floppy_raw_cmd);
_
Patches currently in -mm which might be from joe@xxxxxxxxxxx are
linux-next.patch
net-rds-remove-uses-of-nipquad-use-%pi4.patch
net-sunrpc-remove-uses-of-nipquad-use-%pi4.patch
fs-ocfs2-cluster-tcpc-remove-use-of-nipquad-use-%pi4.patch
drivers-scsi-correct-the-size-argument-to-kmalloc.patch
drivers-scsi-remove-uses-of-nipquad-use-%pi4.patch
drivers-firmware-iscsi_ibftc-remove-nipquad_fmt-use-%pi4.patch
drivers-block-floppyc-convert-some-include-asm-to-include-linux.patch
drivers-block-floppyc-define-space-and-column-neatening.patch
drivers-block-floppyc-use-pr_level.patch
drivers-block-floppyc-remove-unnecessary-braces.patch
drivers-block-floppyc-remove-used-once-check_ready-macro.patch
drivers-block-floppyc-hoist-assigns-from-ifs-neatening.patch
drivers-block-floppyc-remove-last_out-macro.patch
drivers-block-floppyc-comment-neatening-and-remove-naked.patch
drivers-block-floppyc-remove-clearstruct-macro-use-memset.patch
drivers-block-floppyc-indent-a-comment.patch
drivers-block-floppyc-remove-in-out-macros-indent-switch-case.patch
drivers-block-floppyc-remove-a-few-spaces-from-function-casts.patch
drivers-block-floppyc-remove-macro-lock_fdc.patch
drivers-block-floppyc-add-debug_dcl-macro.patch
drivers-block-floppyc-remove-clearf-setf-and-testf-macros.patch
drivers-block-floppyc-remove-most-uses-of-call-and-ecall-macros.patch
drivers-block-floppyc-remove-copyin-copyout-and-ecall-macros.patch
drivers-block-floppyc-remove-macros-call-wait-and-iwait.patch
drivers-block-floppyc-convert-int-1-0-to-bool-true-false.patch
drivers-block-floppyc-move-leading-and-to-preceding-line.patch
drivers-block-floppyc-remove-define-device_name-floppy.patch
drivers-block-floppyc-convert-int-initialising-to-bool-initialized.patch
drivers-block-floppyc-add-function-is_ready_state.patch
drivers-block-floppyc-remove-unnecessary-return-and-braces.patch
scripts-get_maintainerpl-add-file-emails-find-embedded-email-addresses.patch
scripts-get_maintainerpl-add-file-emails-find-embedded-email-addresses-v2.patch
scripts-get_maintainerpl-add-sections-print-entire-matched-subsystem.patch
scripts-get_maintainerpl-change-sections-to-print-in-the-same-style-as-maintainers.patch
maintainers-remove-amd-geode-f-arch-x86-kernel-geode_32c.patch
maintainers-remove-hayes-esp-serial-driver.patch
maintainers-update-performance-events-f-patterns.patch
maintainers-starmode-radio-ip-strip-moved-to-staging.patch
maintainers-wavelan-moved-to-staging.patch
lib-stringc-simplify-stricmp.patch
lib-stringc-simplify-strnstr.patch
scripts-checkpatchpl-add-warn-on-sizeof.patch
checkpatchpl-allow-80-char-lines-for-logging-functions-not-just-printk.patch
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