From 1a33ea8ff7736fc63f0c7be2c3a8b488e572694d Mon Sep 17 00:00:00 2001 From: Alexey Gladkov Date: Fri, 13 Oct 2006 22:58:46 +1000 Subject: [SYSTEM] Check return code for getgroups and fwrite Check getgroups() and fwrite() return code, required to build with -D_FORTIFY_SOURCE=2. --- src/mkinit.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'src/mkinit.c') diff --git a/src/mkinit.c b/src/mkinit.c index e803751..9714bee 100644 --- a/src/mkinit.c +++ b/src/mkinit.c @@ -427,9 +427,12 @@ writetext(struct text *text, FILE *fp) struct block *bp; if (text->start != NULL) { - for (bp = text->start ; bp != text->last ; bp = bp->next) - fwrite(bp->text, sizeof (char), BLOCKSIZE, fp); - fwrite(bp->text, sizeof (char), BLOCKSIZE - text->nleft, fp); + for (bp = text->start ; bp != text->last ; bp = bp->next) { + if ((fwrite(bp->text, sizeof (char), BLOCKSIZE, fp)) != BLOCKSIZE) + error("Can't write data\n"); + } + if ((fwrite(bp->text, sizeof (char), BLOCKSIZE - text->nleft, fp)) != (BLOCKSIZE - text->nleft)) + error("Can't write data\n"); } } -- cgit 1.4.1