Commit c2d4c543 authored by Rakesh Babu Saladi's avatar Rakesh Babu Saladi Committed by David S. Miller

octeontx2-af: Fix possible null pointer dereference.

This patch fixes possible null pointer dereference in files
"rvu_debugfs.c" and "rvu_nix.c"

Fixes: 8756828a ("octeontx2-af: Add NPA aura and pool contexts to debugfs")
Fixes: 9a946def ("octeontx2-af: Modify nix_vtag_cfg mailbox to support TX VTAG entries")
Signed-off-by: default avatarRakesh Babu Saladi <rsaladi2@marvell.com>
Signed-off-by: default avatarSubbaraya Sundeep <sbhatta@marvell.com>
Signed-off-by: default avatarSunil Goutham <sgoutham@marvell.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e77bcdd1
......@@ -578,7 +578,7 @@ static ssize_t rvu_dbg_qsize_write(struct file *filp,
if (cmd_buf)
ret = -EINVAL;
if (!strncmp(subtoken, "help", 4) || ret < 0) {
if (ret < 0 || !strncmp(subtoken, "help", 4)) {
dev_info(rvu->dev, "Use echo <%s-lf > qsize\n", blk_string);
goto qsize_write_done;
}
......
......@@ -2507,6 +2507,9 @@ static void nix_free_tx_vtag_entries(struct rvu *rvu, u16 pcifunc)
return;
nix_hw = get_nix_hw(rvu->hw, blkaddr);
if (!nix_hw)
return;
vlan = &nix_hw->txvlan;
mutex_lock(&vlan->rsrc_lock);
......
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