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tmpfs: fixes

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Matheus
2024-06-26 21:02:47 -03:00
parent 9f48a87ae8
commit ae62f9bed5
1 changed files with 13 additions and 1 deletions
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kernel-src/fs/tmpfs.c
+13 -1
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@@ -196,10 +196,22 @@ static int tmpfs_root(vfs_t *vfs, vnode_t **vnode) {
} }
static int tmpfs_read(vnode_t *node, void *buffer, size_t size, uintmax_t offset, int flags, size_t *readc, cred_t *cred) { static int tmpfs_read(vnode_t *node, void *buffer, size_t size, uintmax_t offset, int flags, size_t *readc, cred_t *cred) {
if (node->type == V_TYPE_DIR)
return EISDIR;
if (node->type != V_TYPE_REGULAR)
return EINVAL;
__assert(!"tmpfs_read is handled by the page cache"); __assert(!"tmpfs_read is handled by the page cache");
} }
static int tmpfs_write(vnode_t *node, void *buffer, size_t size, uintmax_t offset, int flags, size_t *writec, cred_t *cred) { static int tmpfs_write(vnode_t *node, void *buffer, size_t size, uintmax_t offset, int flags, size_t *writec, cred_t *cred) {
if (node->type == V_TYPE_DIR)
return EISDIR;
if (node->type != V_TYPE_REGULAR)
return EINVAL;
__assert(!"tmpfs_read is handled by the page cache"); __assert(!"tmpfs_read is handled by the page cache");
} }
@@ -309,7 +321,7 @@ static int tmpfs_rename(vnode_t *source, char *oldname, vnode_t *target, char *n
else if (error == 0) // found else if (error == 0) // found
oldnode = v; oldnode = v;
if (node->vfsmounted || oldnode->vfsmounted) { if (node->vfsmounted || (oldnode && oldnode->vfsmounted)) {
error = EBUSY; error = EBUSY;
goto cleanup; goto cleanup;
} }