From: Martyn Welch <martyn.welch@xxxxxxxxxxx>
Fix incorrect use of mutex_trylock().
Signed-off-by: Martyn Welch <martyn.welch@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/staging/vme/vme.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/vme/vme.c b/drivers/staging/vme/vme.c
index ca9e4de..994fdb9 100644
--- a/drivers/staging/vme/vme.c
+++ b/drivers/staging/vme/vme.c
@@ -879,7 +879,7 @@ int vme_dma_list_add(struct vme_dma_list *list, struct vme_dma_attr *src,
return -EINVAL;
}
- if (mutex_trylock(&(list->mtx))) {
+ if (!mutex_trylock(&(list->mtx))) {
printk("Link List already submitted\n");
return -EINVAL;
}
@@ -922,7 +922,7 @@ int vme_dma_list_free(struct vme_dma_list *list)
return -EINVAL;
}
- if (mutex_trylock(&(list->mtx))) {
+ if (!mutex_trylock(&(list->mtx))) {
printk("Link List in use\n");
return -EINVAL;
}
@@ -955,7 +955,7 @@ int vme_dma_free(struct vme_resource *resource)
ctrlr = list_entry(resource->entry, struct vme_dma_resource, list);
- if (mutex_trylock(&(ctrlr->mtx))) {
+ if (!mutex_trylock(&(ctrlr->mtx))) {
printk("Resource busy, can't free\n");
return -EBUSY;
}
--
1.6.5.5
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