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authorZheyu Ma <zheyuma97@gmail.com>2021-06-22 09:11:31 +0200
committerDominik Brodowski <linux@dominikbrodowski.net>2021-07-23 08:08:54 +0200
commite39cdacf2f664b09029e7c1eb354c91a20c367af (patch)
treec7c286de331fb4079aba01c713aeee3d72f7ddce /drivers/pcmcia
parentLinux 5.14-rc2 (diff)
downloadlinux-e39cdacf2f664b09029e7c1eb354c91a20c367af.tar.xz
linux-e39cdacf2f664b09029e7c1eb354c91a20c367af.zip
pcmcia: i82092: fix a null pointer dereference bug
During the driver loading process, the 'dev' field was not assigned, but the 'dev' field was referenced in the subsequent 'i82092aa_set_mem_map' function. Signed-off-by: Zheyu Ma <zheyuma97@gmail.com> CC: <stable@vger.kernel.org> [linux@dominikbrodowski.net: shorten commit message, add Cc to stable] Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/pcmcia')
-rw-r--r--drivers/pcmcia/i82092.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pcmcia/i82092.c b/drivers/pcmcia/i82092.c
index 85887d885b5f..192c9049d654 100644
--- a/drivers/pcmcia/i82092.c
+++ b/drivers/pcmcia/i82092.c
@@ -112,6 +112,7 @@ static int i82092aa_pci_probe(struct pci_dev *dev,
for (i = 0; i < socket_count; i++) {
sockets[i].card_state = 1; /* 1 = present but empty */
sockets[i].io_base = pci_resource_start(dev, 0);
+ sockets[i].dev = dev;
sockets[i].socket.features |= SS_CAP_PCCARD;
sockets[i].socket.map_size = 0x1000;
sockets[i].socket.irq_mask = 0;