Close fp if file size is smaller than 13 bytes. Signed-off-by: Lichen Liu <lichliu@xxxxxxxxxx> --- kexec/lzma.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/kexec/lzma.c b/kexec/lzma.c index f27cfe2..2fc07e6 100644 --- a/kexec/lzma.c +++ b/kexec/lzma.c @@ -170,8 +170,11 @@ int is_lzma_file(const char *filename) const size_t size = fread(buf, 1, sizeof(buf), fp); - if (size != 13) + if (size != 13) { + /* file is too small to be a lzma file. */ + fclose(fp); return 0; + } lzma_filter filter = { .id = LZMA_FILTER_LZMA1 }; -- 2.27.0 _______________________________________________ kexec mailing list kexec@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/kexec