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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2020-05-21 00:54:36 +0200
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2020-05-21 00:54:36 +0200
commit135d39dcedcedd1f44ea0bba52f15ac5922c114f (patch)
tree12379fc8ef7489eaca1c7245f8bd6af74c619a8f /net/9p/protocol.c
parent187764bd111b27783b6d68ffb3b3dbb3a9bafd38 (diff)
parent1279cd128bba968ebe0a2df7f7ae38bae90250ef (diff)
Merge remote-tracking branch 'remotes/fslc/4.9-2.3.x-imx' into toradex_4.9-2.3.x-imx-next
Conflicts: sound/soc/codecs/sgtl5000.c sound/soc/fsl/imx-sgtl5000.c
Diffstat (limited to 'net/9p/protocol.c')
-rw-r--r--net/9p/protocol.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/net/9p/protocol.c b/net/9p/protocol.c
index 145f80518064..ed1e39ccaebf 100644
--- a/net/9p/protocol.c
+++ b/net/9p/protocol.c
@@ -570,9 +570,10 @@ int p9stat_read(struct p9_client *clnt, char *buf, int len, struct p9_wstat *st)
if (ret) {
p9_debug(P9_DEBUG_9P, "<<< p9stat_read failed: %d\n", ret);
trace_9p_protocol_dump(clnt, &fake_pdu);
+ return ret;
}
- return ret;
+ return fake_pdu.offset;
}
EXPORT_SYMBOL(p9stat_read);
@@ -621,13 +622,19 @@ int p9dirent_read(struct p9_client *clnt, char *buf, int len,
if (ret) {
p9_debug(P9_DEBUG_9P, "<<< p9dirent_read failed: %d\n", ret);
trace_9p_protocol_dump(clnt, &fake_pdu);
- goto out;
+ return ret;
}
- strcpy(dirent->d_name, nameptr);
+ ret = strscpy(dirent->d_name, nameptr, sizeof(dirent->d_name));
+ if (ret < 0) {
+ p9_debug(P9_DEBUG_ERROR,
+ "On the wire dirent name too long: %s\n",
+ nameptr);
+ kfree(nameptr);
+ return ret;
+ }
kfree(nameptr);
-out:
return fake_pdu.offset;
}
EXPORT_SYMBOL(p9dirent_read);