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authorChris Lew <clew@codeaurora.org>2020-06-24 19:45:19 +0300
committerBjorn Andersson <bjorn.andersson@linaro.org>2020-09-15 06:51:03 +0300
commitd5158cda9e7b66fd412815df32e58943b7383f0c (patch)
tree2fa6b590e6a088a1e064e016dd36db2a1d936394 /drivers/rpmsg
parent4fcdaf6e28d11e2f3820d54dd23cd12a47ddd44e (diff)
downloadlinux-d5158cda9e7b66fd412815df32e58943b7383f0c.tar.xz
rpmsg: Guard against null endpoint ops in destroy
In RPMSG GLINK the chrdev device will allocate an ept as part of the rpdev creation. This device will not register endpoint ops even though it has an allocated ept. Protect against the case where the device is being destroyed. Signed-off-by: Chris Lew <clew@codeaurora.org> Signed-off-by: Arun Kumar Neelakantam <aneela@codeaurora.org> Signed-off-by: Deepak Kumar Singh <deesin@codeaurora.org> Link: https://lore.kernel.org/r/1593017121-7953-3-git-send-email-deesin@codeaurora.org Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'drivers/rpmsg')
-rw-r--r--drivers/rpmsg/rpmsg_core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rpmsg/rpmsg_core.c b/drivers/rpmsg/rpmsg_core.c
index a6361cad608b..91de940896e3 100644
--- a/drivers/rpmsg/rpmsg_core.c
+++ b/drivers/rpmsg/rpmsg_core.c
@@ -81,7 +81,7 @@ EXPORT_SYMBOL(rpmsg_create_ept);
*/
void rpmsg_destroy_ept(struct rpmsg_endpoint *ept)
{
- if (ept)
+ if (ept && ept->ops)
ept->ops->destroy_ept(ept);
}
EXPORT_SYMBOL(rpmsg_destroy_ept);