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sd-memfd: use assert_return

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This commit is contained in:
Thomas Hindoe Paaboel Andersen
2013-12-03 21:58:51 +01:00
parent c0a0913218
commit 53ab52ac6d
1 changed files with 15 additions and 30 deletions
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45
src/libsystemd-bus/sd-memfd.c
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@@ -39,8 +39,7 @@ _public_ int sd_memfd_new(sd_memfd **m) {
sd_memfd *n;
int fd;
if (!m)
return -EINVAL;
assert_return(m, -EINVAL);
kdbus = open("/dev/kdbus/control", O_RDWR|O_NOCTTY|O_CLOEXEC);
if (kdbus < 0)
@@ -62,10 +61,8 @@ _public_ int sd_memfd_make(int fd, sd_memfd **m) {
sd_memfd *n;
uint64_t sz;
if (!m)
return -EINVAL;
if (fd < 0)
return -EINVAL;
assert_return(m, -EINVAL);
assert_return(fd >= 0, -EINVAL);
/* Check if this is a valid memfd */
if (ioctl(fd, KDBUS_CMD_MEMFD_SIZE_GET, &sz) < 0)
@@ -94,17 +91,14 @@ _public_ void sd_memfd_free(sd_memfd *m) {
}
_public_ int sd_memfd_get_fd(sd_memfd *m) {
if (!m)
return -EINVAL;
assert_return(m, -EINVAL);
return m->fd;
}
_public_ int sd_memfd_get_file(sd_memfd *m, FILE **f) {
if (!m)
return -EINVAL;
if (!f)
return -EINVAL;
assert_return(m, -EINVAL);
assert_return(f, -EINVAL);
if (!m->f) {
m->f = fdopen(m->fd, "r+");
@@ -119,8 +113,7 @@ _public_ int sd_memfd_get_file(sd_memfd *m, FILE **f) {
_public_ int sd_memfd_dup_fd(sd_memfd *m) {
int fd;
if (!m)
return -EINVAL;
assert_return(m, -EINVAL);
fd = fcntl(m->fd, F_DUPFD_CLOEXEC, 3);
if (fd < 0)
@@ -133,12 +126,9 @@ _public_ int sd_memfd_map(sd_memfd *m, uint64_t offset, size_t size, void **p) {
void *q;
int sealed;
if (!m)
return -EINVAL;
if (size <= 0)
return -EINVAL;
if (!p)
return -EINVAL;
assert_return(m, -EINVAL);
assert_return(size > 0, -EINVAL);
assert_return(p, -EINVAL);
sealed = sd_memfd_get_sealed(m);
if (sealed < 0)
@@ -155,8 +145,7 @@ _public_ int sd_memfd_map(sd_memfd *m, uint64_t offset, size_t size, void **p) {
_public_ int sd_memfd_set_sealed(sd_memfd *m, int b) {
int r;
if (!m)
return -EINVAL;
assert_return(m, -EINVAL);
r = ioctl(m->fd, KDBUS_CMD_MEMFD_SEAL_SET, b);
if (r < 0)
@@ -168,8 +157,7 @@ _public_ int sd_memfd_set_sealed(sd_memfd *m, int b) {
_public_ int sd_memfd_get_sealed(sd_memfd *m) {
int r, b;
if (!m)
return -EINVAL;
assert_return(m, -EINVAL);
r = ioctl(m->fd, KDBUS_CMD_MEMFD_SEAL_GET, &b);
if (r < 0)
@@ -181,10 +169,8 @@ _public_ int sd_memfd_get_sealed(sd_memfd *m) {
_public_ int sd_memfd_get_size(sd_memfd *m, uint64_t *sz) {
int r;
if (!m)
return -EINVAL;
if (!sz)
return -EINVAL;
assert_return(m, -EINVAL);
assert_return(sz, -EINVAL);
r = ioctl(m->fd, KDBUS_CMD_MEMFD_SIZE_GET, sz);
if (r < 0)
@@ -196,8 +182,7 @@ _public_ int sd_memfd_get_size(sd_memfd *m, uint64_t *sz) {
_public_ int sd_memfd_set_size(sd_memfd *m, uint64_t sz) {
int r;
if (!m)
return -EINVAL;
assert_return(m, -EINVAL);
r = ioctl(m->fd, KDBUS_CMD_MEMFD_SIZE_SET, &sz);
if (r < 0)