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| author | H. Peter Anvin <hpa@linux.intel.com> | 2009-01-12 14:24:04 -0800 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2009-01-12 14:34:31 -0800 |
| commit | 23a22d57a8962479ca630c9542e62d6f86fdf927 (patch) | |
| tree | 5839f8f3125a7ddf90eb6c679908206ba464b7af /init/do_mounts_rd.c | |
| parent | 736f93236ce786d1bcf09ad4dcb38a360d35ea1b (diff) | |
| download | lwn-23a22d57a8962479ca630c9542e62d6f86fdf927.tar.gz lwn-23a22d57a8962479ca630c9542e62d6f86fdf927.zip | |
bzip2/lzma: comprehensible error messages for missing decompressor
Instead of failing to identify a compressed image with a decompressor
that we don't have compiled in, identify it and fail with a
comprehensible panic message.
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'init/do_mounts_rd.c')
| -rw-r--r-- | init/do_mounts_rd.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/init/do_mounts_rd.c b/init/do_mounts_rd.c index a015e267fd17..91d0cfca5071 100644 --- a/init/do_mounts_rd.c +++ b/init/do_mounts_rd.c @@ -79,9 +79,12 @@ identify_ramdisk_image(int fd, int start_block, decompress_fn *decompressor) sys_read(fd, buf, size); *decompressor = decompress_method(buf, size, &compress_name); - if (*decompressor) { + if (compress_name) { printk(KERN_NOTICE "RAMDISK: %s image found at block %d\n", compress_name, start_block); + if (!*decompressor) + printk(KERN_CRIT "RAMDISK: %s decompressor not configured!\n", + compress_name); nblocks = 0; goto done; } |