[RESEND,03/10] env: correctly handle result in env_init
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Message ID 20200212184501.5911-4-patrick.delaunay@st.com
State New
Delegated to: Joe Hershberger
Headers show
  • env: ext4: add test for env in ext4
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Commit Message

Patrick DELAUNAY Feb. 12, 2020, 6:44 p.m. UTC
Don't return error with ret=-ENOENT when the optional ops drv->init
is absent but only if env_driver_lookup don't found driver.

This patch correct an issue for the code
  if (!env_init())
When only ext4 is supported (CONFIG_ENV_IS_IN_EXT4),
as the backend env/ext4.c doesn't define an ops .init

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>

 env/env.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

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diff --git a/env/env.c b/env/env.c
index 9237bb9c74..e4df1715e4 100644
--- a/env/env.c
+++ b/env/env.c
@@ -292,7 +292,10 @@  int env_init(void)
 	int prio;
 	for (prio = 0; (drv = env_driver_lookup(ENVOP_INIT, prio)); prio++) {
-		if (!drv->init || !(ret = drv->init()))
+		ret = 0;
+		if (drv->init)
+			ret = drv->init();
+		if (!ret)
 		debug("%s: Environment %s init done (ret=%d)\n", __func__,