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authorYueHaibing <yuehaibing@huawei.com>2019-09-05 03:00:47 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-09-05 09:37:31 +0200
commitf30bd2989b110cfa5050bd98dcf4bc1ec32f9000 (patch)
treea99d10ec5a92fba93added79493df4713f120167 /drivers/staging/exfat/exfat_super.c
parentstaging: exfat: remove unused including <linux/version.h> (diff)
downloadlinux-dev-f30bd2989b110cfa5050bd98dcf4bc1ec32f9000.tar.xz
linux-dev-f30bd2989b110cfa5050bd98dcf4bc1ec32f9000.zip
staging: exfat: Use kmemdup in exfat_symlink()
Use kmemdup rather than duplicating its implementation Signed-off-by: YueHaibing <yuehaibing@huawei.com> Link: https://lore.kernel.org/r/20190905030047.88401-1-yuehaibing@huawei.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/exfat/exfat_super.c')
-rw-r--r--drivers/staging/exfat/exfat_super.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/staging/exfat/exfat_super.c b/drivers/staging/exfat/exfat_super.c
index 38b5811fb6c7..da6d3afa1f89 100644
--- a/drivers/staging/exfat/exfat_super.c
+++ b/drivers/staging/exfat/exfat_super.c
@@ -2706,12 +2706,11 @@ static int exfat_symlink(struct inode *dir, struct dentry *dentry,
inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
/* timestamp is already written, so mark_inode_dirty() is unneeded. */
- EXFAT_I(inode)->target = kmalloc(len+1, GFP_KERNEL);
+ EXFAT_I(inode)->target = kmemdup(target, len + 1, GFP_KERNEL);
if (!EXFAT_I(inode)->target) {
err = -ENOMEM;
goto out;
}
- memcpy(EXFAT_I(inode)->target, target, len+1);
dentry->d_time = GET_IVERSION(dentry->d_parent->d_inode);
d_instantiate(dentry, inode);