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We don't need to check the return value of malloc() against

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NULL when the M_WAITOK flag is specified.
This commit is contained in:
Maxime Henrion 2002-06-22 21:44:11 +00:00
parent 5006e77609
commit 2853bfa0df
1 changed files with 0 additions and 14 deletions
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14
sys/kern/vfs_init.c
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@ -187,8 +187,6 @@ vfs_opv_recalc(void)
MALLOC(*opv_desc_vector_p, vop_t **,
vfs_opv_numops * sizeof(vop_t *), M_VNODE,
M_WAITOK | M_ZERO);
if (*opv_desc_vector_p == NULL)
panic("no memory for vop_t ** vector");
/* Fill in, with slot 0 being to return EOPNOTSUPP */
opv_desc_vector = *opv_desc_vector_p;
@ -224,8 +222,6 @@ vfs_add_vnodeops(const void *data)
opv = (const struct vnodeopv_desc *)data;
MALLOC(newopv, const struct vnodeopv_desc **,
(vnodeopv_num + 1) * sizeof(*newopv), M_VNODE, M_WAITOK);
if (newopv == NULL)
panic("vfs_add_vnodeops: no memory");
if (vnodeopv_descs) {
bcopy(vnodeopv_descs, newopv, vnodeopv_num * sizeof(*newopv));
FREE(vnodeopv_descs, M_VNODE);
@ -249,14 +245,10 @@ vfs_add_vnodeops(const void *data)
MALLOC(newop, struct vnodeop_desc **,
(num_op_descs + 1) * sizeof(*newop),
M_VNODE, M_WAITOK);
if (newop == NULL)
panic("vfs_add_vnodeops: no memory for desc");
/* new reference count (for unload) */
MALLOC(newref, int *,
(num_op_descs + 1) * sizeof(*newref),
M_VNODE, M_WAITOK);
if (newref == NULL)
panic("vfs_add_vnodeops: no memory for refs");
if (vfs_op_descs) {
bcopy(vfs_op_descs, newop,
num_op_descs * sizeof(*newop));
@ -315,14 +307,10 @@ vfs_rm_vnodeops(const void *data)
MALLOC(newop, struct vnodeop_desc **,
(num_op_descs - 1) * sizeof(*newop),
M_VNODE, M_WAITOK);
if (newop == NULL)
panic("vfs_remove_vnodeops: no memory for desc");
/* new reference count (for unload) */
MALLOC(newref, int *,
(num_op_descs - 1) * sizeof(*newref),
M_VNODE, M_WAITOK);
if (newref == NULL)
panic("vfs_remove_vnodeops: no memory for refs");
for (k = j; k < (num_op_descs - 1); k++) {
vfs_op_descs[k] = vfs_op_descs[k + 1];
vfs_op_desc_refs[k] = vfs_op_desc_refs[k + 1];
@ -353,8 +341,6 @@ vfs_rm_vnodeops(const void *data)
FREE(opv_desc_vector, M_VNODE);
MALLOC(newopv, const struct vnodeopv_desc **,
(vnodeopv_num - 1) * sizeof(*newopv), M_VNODE, M_WAITOK);
if (newopv == NULL)
panic("vfs_remove_vnodeops: no memory");
bcopy(vnodeopv_descs, newopv, (vnodeopv_num - 1) * sizeof(*newopv));
FREE(vnodeopv_descs, M_VNODE);
vnodeopv_descs = newopv;