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authorGlenn L McGrath <bug1@ihug.co.nz>2002-10-06 23:25:23 +0000
committerGlenn L McGrath <bug1@ihug.co.nz>2002-10-06 23:25:23 +0000
commit2983330512e0f1a09ef881034a5e1c02d3fe2c7b (patch)
treedf089bbada7e04d0e7af1bbaade56c9c98a5aa82
parente0f5500bb577addcd26217737401f83c5cd293c2 (diff)
downloadbusybox-2983330512e0f1a09ef881034a5e1c02d3fe2c7b.tar.gz
Fix segfault when testing if reaidng from stdin "-"
-rw-r--r--archival/tar.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/archival/tar.c b/archival/tar.c
index 88a815de6..e6c134e3b 100644
--- a/archival/tar.c
+++ b/archival/tar.c
@@ -694,7 +694,9 @@ int tar_main(int argc, char **argv)
}
}
- if (*argv[optind] == '-') {
+ /* Check if we are reading from stdin */
+ if ((argv[optind]) && (*argv[optind] == '-')) {
+ /* Default is to read from stdin, so just skip to next arg */
optind++;
}