memfd: fix memfd_create() syscall wrapper

Unlike earlier versions, the syscall only takes 2 arguments in its
final version, not 3.

diff --git a/src/libsystemd/sd-bus/bus-kernel.c b/src/libsystemd/sd-bus/bus-kernel.c
index 4156b902655ae7e7f5a57c307988f3136bace158..d384f846b9803b41dc658a6942e7048cbad5caaa 100644 (file)
--- a/src/libsystemd/sd-bus/bus-kernel.c
+++ b/src/libsystemd/sd-bus/bus-kernel.c
@@ -1121,7 +1121,7 @@ int bus_kernel_pop_memfd(sd_bus *bus, void **address, size_t *mapped, size_t *al
                 if (!g)
                         return -ENOMEM;
 
-                r = memfd_create(g, 0, MFD_ALLOW_SEALING);
+                r = memfd_create(g, MFD_ALLOW_SEALING);
                 if (r < 0)
                         return -errno;
 

diff --git a/src/shared/memfd.c b/src/shared/memfd.c
index 4dd70a2473de64a3c7bd121a41a6efdb57d4c1fe..dcebfc9d6f8e3aee704a9b655ac1d7136e7f427b 100644 (file)
--- a/src/shared/memfd.c
+++ b/src/shared/memfd.c
@@ -90,7 +90,7 @@ int sd_memfd_new(sd_memfd **m, const char *name) {
         if (!n)
                 return -ENOMEM;
 
-        n->fd = memfd_create(name, 0, MFD_ALLOW_SEALING);
+        n->fd = memfd_create(name, MFD_ALLOW_SEALING);
         if (n->fd < 0) {
                 free(n);
                 return -errno;

diff --git a/src/shared/missing.h b/src/shared/missing.h
index 3a7e67e384ea16088ca1c917d4290daaf52865ae..3ff1a21720835e3cb7993606afa458d07cdbea4a 100644 (file)
--- a/src/shared/missing.h
+++ b/src/shared/missing.h
@@ -205,8 +205,8 @@ static inline int fanotify_mark(int fanotify_fd, unsigned int flags, uint64_t ma
 #endif
 
 #ifndef HAVE_MEMFD_CREATE
-static inline int memfd_create(const char *name, uint64_t size, uint64_t flags) {
-        return syscall(__NR_memfd_create, name, size, flags);
+static inline int memfd_create(const char *name, uint64_t flags) {
+        return syscall(__NR_memfd_create, name, flags);
 }
 #endif