diff options
| author | Dmitry Kalinkin <dmitry.kalinkin@gmail.com> | 2015-06-26 23:39:44 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-07-14 22:50:15 -0700 |
| commit | 32491f561bffddfc5c3dee87e439f2ec64a6cf80 (patch) | |
| tree | 906d095c1649354bf7143ce87636eb285f94bac9 /drivers/staging/vme | |
| parent | 18f8bee2066a55b7fee478cac0a91d073d3d24a9 (diff) | |
staging: vme_user: remove okcount variable
Signed-off-by: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/vme')
| -rw-r--r-- | drivers/staging/vme/devices/vme_user.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/staging/vme/devices/vme_user.c b/drivers/staging/vme/devices/vme_user.c index 7ca943cf1b92..b3e3c2d546a1 100644 --- a/drivers/staging/vme/devices/vme_user.c +++ b/drivers/staging/vme/devices/vme_user.c @@ -182,7 +182,6 @@ static ssize_t vme_user_read(struct file *file, char __user *buf, size_t count, unsigned int minor = MINOR(file_inode(file)->i_rdev); ssize_t retval; size_t image_size; - size_t okcount; if (minor == CONTROL_MINOR) return 0; @@ -200,16 +199,14 @@ static ssize_t vme_user_read(struct file *file, char __user *buf, size_t count, /* Ensure not reading past end of the image */ if (*ppos + count > image_size) - okcount = image_size - *ppos; - else - okcount = count; + count = image_size - *ppos; switch (type[minor]) { case MASTER_MINOR: - retval = resource_to_user(minor, buf, okcount, ppos); + retval = resource_to_user(minor, buf, count, ppos); break; case SLAVE_MINOR: - retval = buffer_to_user(minor, buf, okcount, ppos); + retval = buffer_to_user(minor, buf, count, ppos); break; default: retval = -EINVAL; @@ -228,7 +225,6 @@ static ssize_t vme_user_write(struct file *file, const char __user *buf, unsigned int minor = MINOR(file_inode(file)->i_rdev); ssize_t retval; size_t image_size; - size_t okcount; if (minor == CONTROL_MINOR) return 0; @@ -245,16 +241,14 @@ static ssize_t vme_user_write(struct file *file, const char __user *buf, /* Ensure not reading past end of the image */ if (*ppos + count > image_size) - okcount = image_size - *ppos; - else - okcount = count; + count = image_size - *ppos; switch (type[minor]) { case MASTER_MINOR: - retval = resource_from_user(minor, buf, okcount, ppos); + retval = resource_from_user(minor, buf, count, ppos); break; case SLAVE_MINOR: - retval = buffer_from_user(minor, buf, okcount, ppos); + retval = buffer_from_user(minor, buf, count, ppos); break; default: retval = -EINVAL; |