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authorLinus Torvalds <torvalds@linux-foundation.org>2015-07-18 10:01:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-07-18 10:01:04 -0700
commit3a26a5b1513cddfc018c8e264979bc6e28f8ec1f (patch)
tree56356f468ed5c3e62f30d6d5c075ddb3e627a4f9 /lib/decompress.c
parent8be5701342790eb42c67f4f8609e203d6a461a4a (diff)
parent5a09e6ce90e1bf26f0915e7e31329402766ffead (diff)
Merge branch 'akpm' (patches from Andrew)
Merge fixes from Andrew Morton: "25 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (25 commits) lib/decompress: set the compressor name to NULL on error mm/cma_debug: correct size input to bitmap function mm/cma_debug: fix debugging alloc/free interface mm/page_owner: set correct gfp_mask on page_owner mm/page_owner: fix possible access violation fsnotify: fix oops in fsnotify_clear_marks_by_group_flags() /proc/$PID/cmdline: fixup empty ARGV case dma-debug: skip debug_dma_assert_idle() when disabled hexdump: fix for non-aligned buffers checkpatch: fix long line messages about patch context mm: clean up per architecture MM hook header files MAINTAINERS: uclinux-h8-devel is moderated for non-subscribers mailmap: update Sudeep Holla's email id Update Viresh Kumar's email address mm, meminit: suppress unused memory variable warning configfs: fix kernel infoleak through user-controlled format string include, lib: add __printf attributes to several function prototypes s390/hugetlb: add hugepages_supported define mm: hugetlb: allow hugepages_supported to be architecture specific revert "s390/mm: make hugepages_supported a boot time decision" ...
Diffstat (limited to 'lib/decompress.c')
-rw-r--r--lib/decompress.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/decompress.c b/lib/decompress.c
index 528ff932d8e4..62696dff5730 100644
--- a/lib/decompress.c
+++ b/lib/decompress.c
@@ -59,8 +59,11 @@ decompress_fn __init decompress_method(const unsigned char *inbuf, long len,
{
const struct compress_format *cf;
- if (len < 2)
+ if (len < 2) {
+ if (name)
+ *name = NULL;
return NULL; /* Need at least this much... */
+ }
pr_debug("Compressed data magic: %#.2x %#.2x\n", inbuf[0], inbuf[1]);