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path: root/src/libsystemd-bus/sd-memfd.c
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Diffstat (limited to 'src/libsystemd-bus/sd-memfd.c')
-rw-r--r--src/libsystemd-bus/sd-memfd.c45
1 files changed, 15 insertions, 30 deletions
diff --git a/src/libsystemd-bus/sd-memfd.c b/src/libsystemd-bus/sd-memfd.c
index c229bec18f..cd95978ac2 100644
--- a/src/libsystemd-bus/sd-memfd.c
+++ b/src/libsystemd-bus/sd-memfd.c
@@ -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)