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staging: vme_user: simplify boolean comparisons

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Replace explicit comparisons against zero with logical Not operator.
This follows the standard kernel coding style for boolean logic.

No functional changes.

Signed-off-by: Shyam Sunder Reddy Padira <shyamsunderreddypadira@gmail.com>
Link: https://patch.msgid.link/20260505200145.160377-1-shyamsunderreddypadira@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Shyam Sunder Reddy Padira 2026-05-06 01:31:44 +05:30 committed by Greg Kroah-Hartman
parent 718fc81de0
commit 9bfa3674d9
1 changed files with 8 additions and 8 deletions
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16
drivers/staging/vme_user/vme.c
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@ -274,7 +274,7 @@ struct vme_resource *vme_slave_request(struct vme_dev *vdev, u32 address,
mutex_lock(&slave_image->mtx);
if (((slave_image->address_attr & address) == address) &&
((slave_image->cycle_attr & cycle) == cycle) &&
(slave_image->locked == 0)) {
!slave_image->locked) {
slave_image->locked = 1;
mutex_unlock(&slave_image->mtx);
allocated_image = slave_image;
@ -419,7 +419,7 @@ void vme_slave_free(struct vme_resource *resource)
/* Unlock image */
mutex_lock(&slave_image->mtx);
if (slave_image->locked == 0)
if (!slave_image->locked)
dev_err(bridge->parent, "Image is already free\n");
slave_image->locked = 0;
@ -469,7 +469,7 @@ struct vme_resource *vme_master_request(struct vme_dev *vdev, u32 address,
if (((master_image->address_attr & address) == address) &&
((master_image->cycle_attr & cycle) == cycle) &&
((master_image->width_attr & dwidth) == dwidth) &&
(master_image->locked == 0)) {
!master_image->locked) {
master_image->locked = 1;
spin_unlock(&master_image->lock);
allocated_image = master_image;
@ -793,7 +793,7 @@ void vme_master_free(struct vme_resource *resource)
/* Unlock image */
spin_lock(&master_image->lock);
if (master_image->locked == 0)
if (!master_image->locked)
dev_err(bridge->parent, "Image is already free\n");
master_image->locked = 0;
@ -841,7 +841,7 @@ struct vme_resource *vme_dma_request(struct vme_dev *vdev, u32 route)
/* Find an unlocked and compatible controller */
mutex_lock(&dma_ctrlr->mtx);
if (((dma_ctrlr->route_attr & route) == route) &&
(dma_ctrlr->locked == 0)) {
!dma_ctrlr->locked) {
dma_ctrlr->locked = 1;
mutex_unlock(&dma_ctrlr->mtx);
allocated_ctrlr = dma_ctrlr;
@ -1365,7 +1365,7 @@ void vme_irq_free(struct vme_dev *vdev, int level, int statid)
bridge->irq[level - 1].count--;
/* Disable IRQ level if no more interrupts attached at this level*/
if (bridge->irq[level - 1].count == 0)
if (!bridge->irq[level - 1].count)
bridge->irq_set(bridge, level, 0, 1);
bridge->irq[level - 1].callback[statid].func = NULL;
@ -1445,7 +1445,7 @@ struct vme_resource *vme_lm_request(struct vme_dev *vdev)
/* Find an unlocked controller */
mutex_lock(&lm->mtx);
if (lm->locked == 0) {
if (!lm->locked) {
lm->locked = 1;
mutex_unlock(&lm->mtx);
allocated_lm = lm;
@ -1766,7 +1766,7 @@ int vme_register_bridge(struct vme_bridge *bridge)
mutex_lock(&vme_buses_lock);
for (i = 0; i < sizeof(vme_bus_numbers) * 8; i++) {
if ((vme_bus_numbers & (1 << i)) == 0) {
if (!(vme_bus_numbers & (1 << i))) {
vme_bus_numbers |= (1 << i);
bridge->num = i;
INIT_LIST_HEAD(&bridge->devices);