[U-Boot] [PATCH] linux_compat: fix potential NULL pointer access

malloc_cache_aligned() might return zero, so fix potential NULL pointer access if __GFP_ZERO flag is set.

Signed-off-by: Marek Szyprowski m.szyprowski@samsung.com --- lib/linux_compat.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/linux_compat.c b/lib/linux_compat.c index 6373b4451e..81ea8fb126 100644 --- a/lib/linux_compat.c +++ b/lib/linux_compat.c @@ -20,7 +20,7 @@ void *kmalloc(size_t size, int flags) void *p;

p = malloc_cache_aligned(size); - if (flags & __GFP_ZERO) + if (p && flags & __GFP_ZERO) memset(p, 0, size);

return p;