diff options
author | Justus Winter <justus@gnupg.org> | 2016-04-15 14:38:52 +0200 |
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committer | Justus Winter <justus@gnupg.org> | 2016-04-15 14:41:13 +0200 |
commit | 82513815bde3005f20ab904d9d64673b53b6a7c4 (patch) | |
tree | d54dd2c12d043f81c07a7a6527f6f4767ac55716 /i386 | |
parent | b028365c6b2d8d4eb2000e5c9a2abdd2c5523f1d (diff) |
i386: Fix error handling
* i386/i386at/model_dep.c (i386at_init): Fix error handling.
Signed-off-by: Justus Winter <justus@gnupg.org>
Diffstat (limited to 'i386')
-rw-r--r-- | i386/i386at/model_dep.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/i386/i386at/model_dep.c b/i386/i386at/model_dep.c index 62763ae1..679d524a 100644 --- a/i386/i386at/model_dep.c +++ b/i386/i386at/model_dep.c @@ -301,7 +301,8 @@ i386at_init(void) * is too far in physical memory. */ if (boot_info.flags & MULTIBOOT_CMDLINE) { int len = strlen ((char*)phystokv(boot_info.cmdline)) + 1; - assert(init_alloc_aligned(round_page(len), &addr)); + if (! init_alloc_aligned(round_page(len), &addr)) + panic("could not allocate memory for multiboot command line"); kernel_cmdline = (char*) phystokv(addr); memcpy(kernel_cmdline, (void *)phystokv(boot_info.cmdline), len); boot_info.cmdline = addr; @@ -311,20 +312,26 @@ i386at_init(void) struct multiboot_module *m; int i; - assert(init_alloc_aligned(round_page(boot_info.mods_count * sizeof(*m)), &addr)); + if (! init_alloc_aligned( + round_page(boot_info.mods_count * sizeof(*m)), &addr)) + panic("could not allocate memory for multiboot modules"); m = (void*) phystokv(addr); memcpy(m, (void*) phystokv(boot_info.mods_addr), boot_info.mods_count * sizeof(*m)); boot_info.mods_addr = addr; for (i = 0; i < boot_info.mods_count; i++) { vm_size_t size = m[i].mod_end - m[i].mod_start; - assert(init_alloc_aligned(round_page(size), &addr)); + if (! init_alloc_aligned(round_page(size), &addr)) + panic("could not allocate memory for multiboot " + "module %d", i); memcpy((void*) phystokv(addr), (void*) phystokv(m[i].mod_start), size); m[i].mod_start = addr; m[i].mod_end = addr + size; size = strlen((char*) phystokv(m[i].string)) + 1; - assert(init_alloc_aligned(round_page(size), &addr)); + if (! init_alloc_aligned(round_page(size), &addr)) + panic("could not allocate memory for multiboot " + "module command line %d", i); memcpy((void*) phystokv(addr), (void*) phystokv(m[i].string), size); m[i].string = addr; } |