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[RFC,7/7] clk: fix incorrect usage of ENOSYS

Message ID 20170321183330.26722-8-jbrunet@baylibre.com (mailing list archive)
State RFC
Headers show

Commit Message

Jerome Brunet March 21, 2017, 6:33 p.m. UTC 
ENOSYS is special and should only be used for incorrect syscall number.
It does not seem to be the case here.

Reported by checkpatch.pl while working on clock protection.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
 drivers/clk/clk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index ec6d57e97bac..377d5301348b 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -1926,7 +1926,7 @@  static int clk_core_set_parent(struct clk_core *core, struct clk_core *parent)
 
 	/* verify ops for for multi-parent clks */
 	if ((core->num_parents > 1) && (!core->ops->set_parent))
-		return -ENOSYS;
+		return -EPERM;
 
 	/* check that we are allowed to re-parent if the clock is in use */
 	if ((core->flags & CLK_SET_PARENT_GATE) && core->prepare_count)