assert() is classically a macro which could also be disabled, so if
somebody introduces a switch to "#define assert(...) /*nothing*/" in
the future, we'd lose code.

Suggested-by: Thomas Huth <th...@redhat.com>
Signed-off-by: Andrew Jones <drjo...@redhat.com>
---
 lib/arm/setup.c   | 19 ++++++++++++++-----
 lib/arm/smp.c     |  4 +++-
 lib/virtio-mmio.c |  4 +++-
 3 files changed, 20 insertions(+), 7 deletions(-)

diff --git a/lib/arm/setup.c b/lib/arm/setup.c
index 02e81a689a8a6..da6edc1f9d8ff 100644
--- a/lib/arm/setup.c
+++ b/lib/arm/setup.c
@@ -39,8 +39,11 @@ static void cpu_set(int fdtnode __unused, u32 regval, void 
*info __unused)
 
 static void cpu_init(void)
 {
+       int ret;
+
        nr_cpus = 0;
-       assert(dt_for_each_cpu_node(cpu_set, NULL) == 0);
+       ret = dt_for_each_cpu_node(cpu_set, NULL);
+       assert(ret == 0);
        set_cpu_online(0, true);
 }
 
@@ -49,8 +52,10 @@ static void mem_init(phys_addr_t freemem_start)
        /* we only expect one membank to be defined in the DT */
        struct dt_pbus_reg regs[1];
        phys_addr_t mem_start, mem_end;
+       int ret;
 
-       assert(dt_get_memory_params(regs, 1));
+       ret = dt_get_memory_params(regs, 1);
+       assert(ret != 0);
 
        mem_start = regs[0].addr;
        mem_end = mem_start + regs[0].size;
@@ -71,14 +76,17 @@ void setup(const void *fdt)
 {
        const char *bootargs;
        u32 fdt_size;
+       int ret;
 
        /*
         * Move the fdt to just above the stack. The free memory
         * then starts just after the fdt.
         */
        fdt_size = fdt_totalsize(fdt);
-       assert(fdt_move(fdt, &stacktop, fdt_size) == 0);
-       assert(dt_init(&stacktop) == 0);
+       ret = fdt_move(fdt, &stacktop, fdt_size);
+       assert(ret == 0);
+       ret = dt_init(&stacktop);
+       assert(ret == 0);
 
        mem_init(PAGE_ALIGN((unsigned long)&stacktop + fdt_size));
        io_init();
@@ -86,6 +94,7 @@ void setup(const void *fdt)
 
        thread_info_init(current_thread_info(), 0);
 
-       assert(dt_get_bootargs(&bootargs) == 0);
+       ret = dt_get_bootargs(&bootargs);
+       assert(ret == 0);
        setup_args(bootargs);
 }
diff --git a/lib/arm/smp.c b/lib/arm/smp.c
index 3cfc6d5ddedd0..390c53b5d84c3 100644
--- a/lib/arm/smp.c
+++ b/lib/arm/smp.c
@@ -44,11 +44,13 @@ secondary_entry_fn secondary_cinit(void)
 void smp_boot_secondary(int cpu, secondary_entry_fn entry)
 {
        void *stack_base = memalign(THREAD_SIZE, THREAD_SIZE);
+       int ret;
 
        secondary_data.stack = stack_base + THREAD_START_SP;
        secondary_data.entry = entry;
        mmu_mark_disabled(cpu);
-       assert(cpu_psci_cpu_boot(cpu) == 0);
+       ret = cpu_psci_cpu_boot(cpu);
+       assert(ret == 0);
 
        while (!cpu_online(cpu))
                wfe();
diff --git a/lib/virtio-mmio.c b/lib/virtio-mmio.c
index 5ccbd193a264a..fa8dd5b8d484d 100644
--- a/lib/virtio-mmio.c
+++ b/lib/virtio-mmio.c
@@ -123,10 +123,12 @@ static int vm_dt_match(const struct dt_device *dev, int 
fdtnode)
        struct vm_dt_info *info = (struct vm_dt_info *)dev->info;
        struct dt_pbus_reg base;
        u32 magic;
+       int ret;
 
        dt_device_bind_node((struct dt_device *)dev, fdtnode);
 
-       assert(dt_pbus_get_base(dev, &base) == 0);
+       ret = dt_pbus_get_base(dev, &base);
+       assert(ret == 0);
        info->base = ioremap(base.addr, base.size);
 
        magic = readl(info->base + VIRTIO_MMIO_MAGIC_VALUE);
-- 
2.4.3

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