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authorLen Baker <len.baker@gmx.com>2021-07-17 17:51:45 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-07-21 11:20:54 +0200
commitd2c57736c430a3fa2c5de2146642eb41f8fe6ca7 (patch)
treea73c2f39120205b12bc5f9f8119b6861bc203e0e /drivers/staging/rtl8712
parent39630204a96aebdb29634b5f4aea6518e2b97eca (diff)
staging/rtl8712: Remove all strcpy() uses in favor of strscpy()
strcpy() performs no bounds checking on the destination buffer. This could result in linear overflows beyond the end of the buffer, leading to all kinds of misbehaviors. The safe replacement is strscpy(). Signed-off-by: Len Baker <len.baker@gmx.com> Link: https://lore.kernel.org/r/20210717155145.15041-1-len.baker@gmx.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/rtl8712')
-rw-r--r--drivers/staging/rtl8712/os_intfs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/rtl8712/os_intfs.c b/drivers/staging/rtl8712/os_intfs.c
index 2214aca09730..9502f6aa5306 100644
--- a/drivers/staging/rtl8712/os_intfs.c
+++ b/drivers/staging/rtl8712/os_intfs.c
@@ -203,7 +203,7 @@ struct net_device *r8712_init_netdev(void)
if (!pnetdev)
return NULL;
if (dev_alloc_name(pnetdev, ifname) < 0) {
- strcpy(ifname, "wlan%d");
+ strscpy(ifname, "wlan%d", sizeof(ifname));
dev_alloc_name(pnetdev, ifname);
}
padapter = netdev_priv(pnetdev);