From: Abdun Nihaal <nihaal@cse.iitm.ac.in>
Date: Mon, 3 Nov 2025 15:21:39 +0000 (+0530)
Subject: mtd: maps: pcmciamtd: fix potential memory leak in pcmciamtd_detach()
X-Git-Tag: v6.19-rc1~153^2~7
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a697c671cc317aac3714ac735a336346af15d025;p=thirdparty%2Fkernel%2Flinux.git

mtd: maps: pcmciamtd: fix potential memory leak in pcmciamtd_detach()

The memory allocated for struct pcmciamtd_dev in pcmciamtd_probe() is
not freed in the corresponding remove function pcmciamtd_detach().
Fix that by freeing it in the remove function.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Abdun Nihaal <nihaal@cse.iitm.ac.in>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
---

diff --git a/drivers/mtd/maps/pcmciamtd.c b/drivers/mtd/maps/pcmciamtd.c
index 2ac79e1cedd94..206a3c463e6e1 100644
--- a/drivers/mtd/maps/pcmciamtd.c
+++ b/drivers/mtd/maps/pcmciamtd.c
@@ -665,6 +665,7 @@ static void pcmciamtd_detach(struct pcmcia_device *link)
 	}
 
 	pcmciamtd_release(link);
+	kfree(dev);
 }