diff options
| -rw-r--r-- | arch/powerpc/boot/gunzip_util.c | 36 | ||||
| -rw-r--r-- | arch/powerpc/boot/main.c | 30 | ||||
| -rw-r--r-- | arch/powerpc/boot/of.c | 7 | ||||
| -rw-r--r-- | arch/powerpc/boot/ops.h | 2 |
4 files changed, 28 insertions, 47 deletions
diff --git a/arch/powerpc/boot/gunzip_util.c b/arch/powerpc/boot/gunzip_util.c index f7c95f24fcd..8a97adfac65 100644 --- a/arch/powerpc/boot/gunzip_util.c +++ b/arch/powerpc/boot/gunzip_util.c @@ -52,18 +52,14 @@ void gunzip_start(struct gunzip_state *state, void *src, int srclen) int r, flags; state->s.workspace = state->scratch; - if (zlib_inflate_workspacesize() > sizeof(state->scratch)) { - printf("insufficient scratch space for gunzip\n\r"); - exit(); - } + if (zlib_inflate_workspacesize() > sizeof(state->scratch)) + fatal("insufficient scratch space for gunzip\n\r"); /* skip header */ hdrlen = 10; flags = hdr[3]; - if (hdr[2] != Z_DEFLATED || (flags & RESERVED) != 0) { - printf("bad gzipped data\n\r"); - exit(); - } + if (hdr[2] != Z_DEFLATED || (flags & RESERVED) != 0) + fatal("bad gzipped data\n\r"); if ((flags & EXTRA_FIELD) != 0) hdrlen = 12 + hdr[10] + (hdr[11] << 8); if ((flags & ORIG_NAME) != 0) @@ -74,16 +70,12 @@ void gunzip_start(struct gunzip_state *state, void *src, int srclen) ; if ((flags & HEAD_CRC) != 0) hdrlen += 2; - if (hdrlen >= srclen) { - printf("gunzip_start: ran out of data in header\n\r"); - exit(); - } + if (hdrlen >= srclen) + fatal("gunzip_start: ran out of data in header\n\r"); r = zlib_inflateInit2(&state->s, -MAX_WBITS); - if (r != Z_OK) { - printf("inflateInit2 returned %d\n\r", r); - exit(); - } + if (r != Z_OK) + fatal("inflateInit2 returned %d\n\r", r); } state->s.next_in = src + hdrlen; @@ -117,10 +109,8 @@ int gunzip_partial(struct gunzip_state *state, void *dst, int dstlen) state->s.next_out = dst; state->s.avail_out = dstlen; r = zlib_inflate(&state->s, Z_FULL_FLUSH); - if (r != Z_OK && r != Z_STREAM_END) { - printf("inflate returned %d msg: %s\n\r", r, state->s.msg); - exit(); - } + if (r != Z_OK && r != Z_STREAM_END) + fatal("inflate returned %d msg: %s\n\r", r, state->s.msg); len = state->s.next_out - (unsigned char *)dst; } else { /* uncompressed image */ @@ -151,10 +141,8 @@ void gunzip_exactly(struct gunzip_state *state, void *dst, int dstlen) int len; len = gunzip_partial(state, dst, dstlen); - if (len < dstlen) { - printf("gunzip_block: ran out of data\n\r"); - exit(); - } + if (len < dstlen) + fatal("gunzip_block: ran out of data\n\r"); } /** diff --git a/arch/powerpc/boot/main.c b/arch/powerpc/boot/main.c index d872b758ef1..df9e95a8401 100644 --- a/arch/powerpc/boot/main.c +++ b/arch/powerpc/boot/main.c @@ -118,10 +118,9 @@ static struct addr_range prep_kernel(void) gunzip_start(&gzstate, vmlinuz_addr, vmlinuz_size); gunzip_exactly(&gzstate, elfheader, sizeof(elfheader)); - if (!parse_elf64(elfheader, &ei) && !parse_elf32(elfheader, &ei)) { - printf("Error: not a valid PPC32 or PPC64 ELF file!\n\r"); - exit(); - } + if (!parse_elf64(elfheader, &ei) && !parse_elf32(elfheader, &ei)) + fatal("Error: not a valid PPC32 or PPC64 ELF file!\n\r"); + if (platform_ops.image_hdr) platform_ops.image_hdr(elfheader); @@ -135,11 +134,9 @@ static struct addr_range prep_kernel(void) if (platform_ops.vmlinux_alloc) { addr = platform_ops.vmlinux_alloc(ei.memsize); } else { - if ((unsigned long)_start < ei.memsize) { - printf("Insufficient memory for kernel at address 0!" + if ((unsigned long)_start < ei.memsize) + fatal("Insufficient memory for kernel at address 0!" " (_start=%lx)\n\r", _start); - exit(); - } } /* Finally, gunzip the kernel */ @@ -189,11 +186,9 @@ static struct addr_range prep_initrd(struct addr_range vmlinux, printf("Allocating 0x%lx bytes for initrd ...\n\r", initrd_size); initrd_addr = (unsigned long)malloc(initrd_size); - if (! initrd_addr) { - printf("Can't allocate memory for initial " + if (! initrd_addr) + fatal("Can't allocate memory for initial " "ramdisk !\n\r"); - exit(); - } printf("Relocating initrd 0x%p <- 0x%p (0x%lx bytes)\n\r", initrd_addr, old_addr, initrd_size); memmove((void *)initrd_addr, old_addr, initrd_size); @@ -203,10 +198,8 @@ static struct addr_range prep_initrd(struct addr_range vmlinux, /* Tell the kernel initrd address via device tree */ devp = finddevice("/chosen"); - if (! devp) { - printf("Device tree has no chosen node!\n\r"); - exit(); - } + if (! devp) + fatal("Device tree has no chosen node!\n\r"); initrd_start = (u32)initrd_addr; initrd_end = (u32)initrd_addr + initrd_size; @@ -303,7 +296,6 @@ void start(void *sp) kentry((unsigned long)initrd.addr, initrd.size, loader_info.promptr); - /* console closed so printf below may not work */ - printf("Error: Linux kernel returned to zImage boot wrapper!\n\r"); - exit(); + /* console closed so printf in fatal below may not work */ + fatal("Error: Linux kernel returned to zImage boot wrapper!\n\r"); } diff --git a/arch/powerpc/boot/of.c b/arch/powerpc/boot/of.c index c6f0d970148..2cec5c17fb6 100644 --- a/arch/powerpc/boot/of.c +++ b/arch/powerpc/boot/of.c @@ -212,10 +212,9 @@ static void *of_vmlinux_alloc(unsigned long size) { void *p = malloc(size); - if (!p) { - printf("Can't allocate memory for kernel image!\n\r"); - exit(); - } + if (!p) + fatal("Can't allocate memory for kernel image!\n\r"); + return p; } diff --git a/arch/powerpc/boot/ops.h b/arch/powerpc/boot/ops.h index 93608b772db..ea5368caca5 100644 --- a/arch/powerpc/boot/ops.h +++ b/arch/powerpc/boot/ops.h @@ -158,6 +158,8 @@ static inline void exit(void) platform_ops.exit(); for(;;); } +#define fatal(args...) { printf(args); exit(); } + #define BSS_STACK(size) \ static char _bss_stack[size]; \ |