[git commit] tar,smemcap: silence compiler warning
Denys Vlasenko
vda.linux at googlemail.com
Sun Aug 22 13:44:57 UTC 2021
commit: https://git.busybox.net/busybox/commit/?id=922b58b3e4a26377b5b65c56eec0ac93d80a6fc7
branch: https://git.busybox.net/busybox/commit/?id=refs/heads/master
gcc 11.2.1 complains that the tar header checksum might overflow
the checksum field. It won't and using an unsigned int for the
calculation seems to convince the compiler too.
Signed-off-by: Ron Yorston <rmy at pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
archival/chksum_and_xwrite_tar_header.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/archival/chksum_and_xwrite_tar_header.c b/archival/chksum_and_xwrite_tar_header.c
index 25934f898..f2d46b9ef 100644
--- a/archival/chksum_and_xwrite_tar_header.c
+++ b/archival/chksum_and_xwrite_tar_header.c
@@ -15,7 +15,7 @@ void FAST_FUNC chksum_and_xwrite_tar_header(int fd, struct tar_header_t *hp)
* (Sun and HP-UX gets it wrong... more details in
* GNU tar source) */
const unsigned char *cp;
- int chksum, size;
+ unsigned int chksum, size;
strcpy(hp->magic, "ustar ");
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