diff options
Diffstat (limited to 'arch/powerpc/boot/gunzip_util.c')
-rw-r--r-- | arch/powerpc/boot/gunzip_util.c | 36 |
1 files changed, 12 insertions, 24 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"); } /** |