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rpmsgfs/rename: fix bug about pathname align with 8bytes 

Signed-off-by: Jiuzhu Dong <dongjiuzhu1@xiaomi.com>
This commit is contained in:
Jiuzhu Dong 2022-03-25 15:05:24 +08:00 committed by Petro Karashchenko
parent f623ac0f13
commit 42664f4505
1 changed files with 6 additions and 4 deletions
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10
fs/rpmsgfs/rpmsgfs_client.c
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@ -727,11 +727,13 @@ int rpmsgfs_client_rename(FAR void *handle, FAR const char *oldpath,
size_t len;
size_t oldlen;
size_t newlen;
size_t alignlen;
uint32_t space;
oldlen = strlen(oldpath) + 1;
newlen = strlen(newpath) + 1;
len = sizeof(*msg) + oldlen + newlen;
oldlen = strlen(oldpath) + 1;
alignlen = (oldlen + 0x7) & ~0x7;
newlen = strlen(newpath) + 1;
len = sizeof(*msg) + alignlen + newlen;
msg = rpmsg_get_tx_payload_buffer(&priv->ept, &space, true);
if (!msg)
@ -742,7 +744,7 @@ int rpmsgfs_client_rename(FAR void *handle, FAR const char *oldpath,
DEBUGASSERT(len <= space);
memcpy(msg->pathname, oldpath, oldlen);
memcpy(msg->pathname + oldlen, newpath, newlen);
memcpy(msg->pathname + alignlen, newpath, newlen);
return rpmsgfs_send_recv(priv, RPMSGFS_RENAME, false,
(struct rpmsgfs_header_s *)msg, len, NULL);