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-rw-r--r--libbb/unarchive.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/libbb/unarchive.c b/libbb/unarchive.c
index 84a3b6a..38528a3 100644
--- a/libbb/unarchive.c
+++ b/libbb/unarchive.c
@@ -754,6 +754,10 @@ char *deb_extract(const char *package_filename, FILE *out_stream,
if (strcmp(ared_file, ar_header->name) == 0) {
/* open a stream of decompressed data */
uncompressed_stream = gz_open(deb_stream, &gunzip_pid);
+ if (uncompressed_stream == NULL) {
+ return(NULL);
+ }
+
archive_offset = 0;
output_buffer = unarchive(uncompressed_stream, out_stream, get_header_tar, free_header_tar, extract_function, prefix, file_list);
}
@@ -774,6 +778,9 @@ char *deb_extract(const char *package_filename, FILE *out_stream,
archive_offset = 0;
fseek(deb_stream, 0, SEEK_SET);
unzipped_opkg_stream = gz_open(deb_stream, &unzipped_opkg_pid);
+ if (unzipped_opkg_stream == NULL) {
+ return(NULL);
+ }
/*fprintf(stderr, __FUNCTION__ ": processing opkg %s -- ared_file=%s\n", package_filename, ared_file);*/
/* walk through outer tar file to find ared_file */
@@ -784,6 +791,9 @@ char *deb_extract(const char *package_filename, FILE *out_stream,
if (strcmp(ared_file, tar_header->name+name_offset) == 0) {
/* open a stream of decompressed data */
uncompressed_stream = gz_open(unzipped_opkg_stream, &gunzip_pid);
+ if (uncompressed_stream == NULL) {
+ return(NULL);
+ }
archive_offset = 0;
/*fprintf(stderr, __FUNCTION__ ":%d: here -- found file\n", __LINE__);*/
output_buffer = unarchive(uncompressed_stream,