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authorEric Andersen2001-05-07 17:48:28 +0000
committerEric Andersen2001-05-07 17:48:28 +0000
commit28355a36da6ad4d1b55ba9bb146fb0b6586e7edb (patch)
treed08439547c9b94e1d0211fb0de91e68fc3180fe4 /archival
parent822c3837f95a355f90d25aaabeb2445bb5eb1bf0 (diff)
downloadbusybox-28355a36da6ad4d1b55ba9bb146fb0b6586e7edb.zip
busybox-28355a36da6ad4d1b55ba9bb146fb0b6586e7edb.tar.gz
Per some comments from Lars Kellogg-Stedman <lars@larsshack.org>,
make xreadlink() return NULL on failure, and make sure everyone uses the interface correctly. -Erik
Diffstat (limited to 'archival')
-rw-r--r--archival/tar.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/archival/tar.c b/archival/tar.c
index eb085c7..135bfd1 100644
--- a/archival/tar.c
+++ b/archival/tar.c
@@ -922,6 +922,8 @@ writeTarHeader(struct TarBallInfo *tbInfo, const char *header_name,
strncpy(header.linkname, tbInfo->hlInfo->name, sizeof(header.linkname));
} else if (S_ISLNK(statbuf->st_mode)) {
char *lpath = xreadlink(real_name);
+ if (!lpath) /* Already printed err msg inside xreadlink() */
+ return ( FALSE);
header.typeflag = SYMTYPE;
strncpy(header.linkname, lpath, sizeof(header.linkname));
free(lpath);