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[PATCH] m68k: ataflop __user annotations, NULL noise removal

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Al Viro 2006-01-12 01:06:29 -08:00 committed by Linus Torvalds
parent 8a423e542b
commit 2c7af51129
1 changed files with 5 additions and 4 deletions
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9
drivers/block/ataflop.c
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@ -1361,7 +1361,7 @@ static int floppy_revalidate(struct gendisk *disk)
formats, for 'permanent user-defined' parameter:
restore default_params[] here if flagged valid! */
if (default_params[drive].blocks == 0)
UDT = 0;
UDT = NULL;
else
UDT = &default_params[drive];
}
@ -1495,6 +1495,7 @@ static int fd_ioctl(struct inode *inode, struct file *filp,
struct floppy_struct getprm;
int settype;
struct floppy_struct setprm;
void __user *argp = (void __user *)param;
switch (cmd) {
case FDGETPRM:
@ -1521,7 +1522,7 @@ static int fd_ioctl(struct inode *inode, struct file *filp,
getprm.head = 2;
getprm.track = dtp->blocks/dtp->spt/2;
getprm.stretch = dtp->stretch;
if (copy_to_user((void *)param, &getprm, sizeof(getprm)))
if (copy_to_user(argp, &getprm, sizeof(getprm)))
return -EFAULT;
return 0;
}
@ -1540,7 +1541,7 @@ static int fd_ioctl(struct inode *inode, struct file *filp,
/* get the parameters from user space */
if (floppy->ref != 1 && floppy->ref != -1)
return -EBUSY;
if (copy_from_user(&setprm, (void *) param, sizeof(setprm)))
if (copy_from_user(&setprm, argp, sizeof(setprm)))
return -EFAULT;
/*
* first of all: check for floppy change and revalidate,
@ -1647,7 +1648,7 @@ static int fd_ioctl(struct inode *inode, struct file *filp,
case FDFMTTRK:
if (floppy->ref != 1 && floppy->ref != -1)
return -EBUSY;
if (copy_from_user(&fmt_desc, (void *) param, sizeof(fmt_desc)))
if (copy_from_user(&fmt_desc, argp, sizeof(fmt_desc)))
return -EFAULT;
return do_format(drive, type, &fmt_desc);
case FDCLRPRM: