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authorswkhack <swkhack@gmail.com>2019-05-17 10:59:22 +0300
committerDavid S. Miller <davem@davemloft.net>2019-05-17 21:31:15 +0300
commit34dcf6a1902ac214149a2742250ff03aa5346f3e (patch)
treed0d0b9aedcb5e2cc02f627b2e1b909befd29a1e2 /net
parent510e2ceda031eed97a7a0f9aad65d271a58b460d (diff)
downloadlinux-34dcf6a1902ac214149a2742250ff03aa5346f3e.tar.xz
net: caif: fix the value of size argument of snprintf
Because the function snprintf write at most size bytes(including the null byte).So the value of the argument size need not to minus one. Signed-off-by: swkhack <swkhack@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/caif/cfdbgl.c2
-rw-r--r--net/caif/cfdgml.c3
-rw-r--r--net/caif/cfutill.c2
-rw-r--r--net/caif/cfveil.c2
-rw-r--r--net/caif/cfvidl.c2
5 files changed, 5 insertions, 6 deletions
diff --git a/net/caif/cfdbgl.c b/net/caif/cfdbgl.c
index 7aae0b56829e..cce839bf49f7 100644
--- a/net/caif/cfdbgl.c
+++ b/net/caif/cfdbgl.c
@@ -26,7 +26,7 @@ struct cflayer *cfdbgl_create(u8 channel_id, struct dev_info *dev_info)
cfsrvl_init(dbg, channel_id, dev_info, false);
dbg->layer.receive = cfdbgl_receive;
dbg->layer.transmit = cfdbgl_transmit;
- snprintf(dbg->layer.name, CAIF_LAYER_NAME_SZ - 1, "dbg%d", channel_id);
+ snprintf(dbg->layer.name, CAIF_LAYER_NAME_SZ, "dbg%d", channel_id);
return &dbg->layer;
}
diff --git a/net/caif/cfdgml.c b/net/caif/cfdgml.c
index 3bdddb32d55a..58fdb99a390f 100644
--- a/net/caif/cfdgml.c
+++ b/net/caif/cfdgml.c
@@ -33,8 +33,7 @@ struct cflayer *cfdgml_create(u8 channel_id, struct dev_info *dev_info)
cfsrvl_init(dgm, channel_id, dev_info, true);
dgm->layer.receive = cfdgml_receive;
dgm->layer.transmit = cfdgml_transmit;
- snprintf(dgm->layer.name, CAIF_LAYER_NAME_SZ - 1, "dgm%d", channel_id);
- dgm->layer.name[CAIF_LAYER_NAME_SZ - 1] = '\0';
+ snprintf(dgm->layer.name, CAIF_LAYER_NAME_SZ, "dgm%d", channel_id);
return &dgm->layer;
}
diff --git a/net/caif/cfutill.c b/net/caif/cfutill.c
index 1728fa4471cf..be7c43a92ead 100644
--- a/net/caif/cfutill.c
+++ b/net/caif/cfutill.c
@@ -33,7 +33,7 @@ struct cflayer *cfutill_create(u8 channel_id, struct dev_info *dev_info)
cfsrvl_init(util, channel_id, dev_info, true);
util->layer.receive = cfutill_receive;
util->layer.transmit = cfutill_transmit;
- snprintf(util->layer.name, CAIF_LAYER_NAME_SZ - 1, "util1");
+ snprintf(util->layer.name, CAIF_LAYER_NAME_SZ, "util1");
return &util->layer;
}
diff --git a/net/caif/cfveil.c b/net/caif/cfveil.c
index 262224581efa..35dd3a600dd1 100644
--- a/net/caif/cfveil.c
+++ b/net/caif/cfveil.c
@@ -32,7 +32,7 @@ struct cflayer *cfvei_create(u8 channel_id, struct dev_info *dev_info)
cfsrvl_init(vei, channel_id, dev_info, true);
vei->layer.receive = cfvei_receive;
vei->layer.transmit = cfvei_transmit;
- snprintf(vei->layer.name, CAIF_LAYER_NAME_SZ - 1, "vei%d", channel_id);
+ snprintf(vei->layer.name, CAIF_LAYER_NAME_SZ, "vei%d", channel_id);
return &vei->layer;
}
diff --git a/net/caif/cfvidl.c b/net/caif/cfvidl.c
index b3b110e8a350..73615e3b3b58 100644
--- a/net/caif/cfvidl.c
+++ b/net/caif/cfvidl.c
@@ -29,7 +29,7 @@ struct cflayer *cfvidl_create(u8 channel_id, struct dev_info *dev_info)
cfsrvl_init(vid, channel_id, dev_info, false);
vid->layer.receive = cfvidl_receive;
vid->layer.transmit = cfvidl_transmit;
- snprintf(vid->layer.name, CAIF_LAYER_NAME_SZ - 1, "vid1");
+ snprintf(vid->layer.name, CAIF_LAYER_NAME_SZ, "vid1");
return &vid->layer;
}