[PATCH -next] accessiblity: speakup: Add missing misc_deregister in softsynth_probe

From: Zheng Bin
Date: Tue May 10 2022 - 23:16:08 EST


softsynth_probe misses a call misc_deregister() in an error path, this
patch fixes that.

Signed-off-by: Zheng Bin <zhengbin13@xxxxxxxxxx>
---
drivers/accessibility/speakup/speakup_soft.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/accessibility/speakup/speakup_soft.c b/drivers/accessibility/speakup/speakup_soft.c
index 1ced2721513e..99f1d4ac426a 100644
--- a/drivers/accessibility/speakup/speakup_soft.c
+++ b/drivers/accessibility/speakup/speakup_soft.c
@@ -397,6 +397,7 @@ static int softsynth_probe(struct spk_synth *synth)
synthu_device.name = "softsynthu";
synthu_device.fops = &softsynthu_fops;
if (misc_register(&synthu_device)) {
+ misc_deregister(&synth_device);
pr_warn("Couldn't initialize miscdevice /dev/softsynthu.\n");
return -ENODEV;
}
--
2.31.1