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authorRobert-Ionut Alexa <robert-ionut.alexa@nxp.com>2021-04-23 12:01:51 +0300
committerLi Yang <leoyang.li@nxp.com>2021-10-21 18:19:52 -0500
commit8120bd469f5525da229953c1197f2b826c0109f4 (patch)
tree1c2c488610f5318cc182fab3eb00aa2d195af3c2 /drivers/soc
parentdc7e5940aad6641bd5ab33ea8b21c4b3904d989f (diff)
downloadlinux-8120bd469f5525da229953c1197f2b826c0109f4.tar.bz2
soc: fsl: dpaa2-console: free buffer before returning from dpaa2_console_read
Free the kbuf buffer before returning from the dpaa2_console_read() function. The variable no longer goes out of scope, leaking the storage it points to. Fixes: c93349d8c170 ("soc: fsl: add DPAA2 console support") Signed-off-by: Robert-Ionut Alexa <robert-ionut.alexa@nxp.com> Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com> Signed-off-by: Li Yang <leoyang.li@nxp.com>
Diffstat (limited to 'drivers/soc')
-rw-r--r--drivers/soc/fsl/dpaa2-console.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/soc/fsl/dpaa2-console.c b/drivers/soc/fsl/dpaa2-console.c
index 27243f706f37..53917410f2bd 100644
--- a/drivers/soc/fsl/dpaa2-console.c
+++ b/drivers/soc/fsl/dpaa2-console.c
@@ -231,6 +231,7 @@ static ssize_t dpaa2_console_read(struct file *fp, char __user *buf,
cd->cur_ptr += bytes;
written += bytes;
+ kfree(kbuf);
return written;
err_free_buf: