From aa1e816fc92215f94bdfd90107baae8fdc2440d1 Mon Sep 17 00:00:00 2001 From: Jesper Juhl Date: Tue, 18 Apr 2006 22:21:54 -0700 Subject: [PATCH] [PATCH] Fix potential NULL pointer deref in gen_init_cpio Fix potential NULL pointer deref in gen_init_cpio.c spotted by coverity checker. This fixes coverity bug #86 Without this patch we risk dereferencing a NULL `type' in the "if ('\n' == *type) {" line. Signed-off-by: Jesper Juhl Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- usr/gen_init_cpio.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/usr/gen_init_cpio.c b/usr/gen_init_cpio.c index 33dbcbf77c5b..83acd6cc0b3c 100644 --- a/usr/gen_init_cpio.c +++ b/usr/gen_init_cpio.c @@ -471,6 +471,7 @@ int main (int argc, char *argv[]) "ERROR: incorrect format, could not locate file type line %d: '%s'\n", line_nr, line); ec = -1; + break; } if ('\n' == *type) { @@ -506,7 +507,8 @@ int main (int argc, char *argv[]) line_nr, line); } } - cpio_trailer(); + if (ec == 0) + cpio_trailer(); exit(ec); }