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| author | Subramaniam Chanderashekarapuram <subramaniam.ca@ti.com> | 2012-05-13 16:28:02 +0300 |
|---|---|---|
| committer | Ohad Ben-Cohen <ohad@wizery.com> | 2012-05-13 23:15:42 +0300 |
| commit | 6fd98c124c66b0b0001bc4217392d891b1ad4a02 (patch) | |
| tree | 84dce535a4b106c18bc89f34d0fb146ad84cc9c8 /drivers/remoteproc | |
| parent | d48b97b403d23f6df0b990cee652bdf9a52337a3 (diff) | |
| download | lwn-6fd98c124c66b0b0001bc4217392d891b1ad4a02.tar.gz lwn-6fd98c124c66b0b0001bc4217392d891b1ad4a02.zip | |
remoteproc: fix off-by-one bug in __rproc_free_vrings
Fix a nasty off-by-one bug in __rproc_free_vrings which
resulted in a memory leak and (for some platforms) failures
to reload the remote processor.
Signed-off-by: Subramaniam Chanderashekarapuram <subramaniam.ca@ti.com>
[ohad@wizery.com: reword commit log, stick with the for loop]
Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com>
Diffstat (limited to 'drivers/remoteproc')
| -rw-r--r-- | drivers/remoteproc/remoteproc_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index ee15c68fb519..e756a0df3664 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -354,7 +354,7 @@ static void __rproc_free_vrings(struct rproc_vdev *rvdev, int i) { struct rproc *rproc = rvdev->rproc; - for (i--; i > 0; i--) { + for (i--; i >= 0; i--) { struct rproc_vring *rvring = &rvdev->vring[i]; int size = PAGE_ALIGN(vring_size(rvring->len, rvring->align)); |