Thread (7 messages) 7 messages, 2 authors, 2021-05-28
STALE1865d
Revisions (4)
  1. v1 current
  2. v2 [diff vs current]
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[PATCH 2/3] remoteproc: core: Move validate before device add

From: Siddharth Gupta <hidden>
Date: 2021-05-17 20:46:14
Also in: linux-arm-msm, linux-remoteproc, lkml
Subsystem: remote processor (remoteproc) subsystem, the rest · Maintainers: Bjorn Andersson, Mathieu Poirier, Linus Torvalds

We can validate whether the remoteproc is correctly setup before
calling making the cdev_add and device_add calls. This saves us
the trouble of cleaning up later on.

Signed-off-by: Siddharth Gupta <redacted>
---
 drivers/remoteproc/remoteproc_core.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
index 562355a..45d09bf 100644
--- a/drivers/remoteproc/remoteproc_core.c
+++ b/drivers/remoteproc/remoteproc_core.c
@@ -2316,16 +2316,16 @@ int rproc_add(struct rproc *rproc)
 	struct device *dev = &rproc->dev;
 	int ret;
 
-	/* add char device for this remoteproc */
-	ret = rproc_char_device_add(rproc);
+	ret = rproc_validate(rproc);
 	if (ret < 0)
 		return ret;
 
-	ret = device_add(dev);
+	/* add char device for this remoteproc */
+	ret = rproc_char_device_add(rproc);
 	if (ret < 0)
 		return ret;
 
-	ret = rproc_validate(rproc);
+	ret = device_add(dev);
 	if (ret < 0)
 		return ret;
 
-- 
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a Linux Foundation Collaborative Project
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