From 1f9ce119666902e92619ee648395fed3147d18a3 Mon Sep 17 00:00:00 2001 From: Tomasz Bursztyka Date: Thu, 2 Aug 2012 00:31:34 +0000 Subject: erec: Handle returned value properly in erec_print Signed-off-by: Tomasz Bursztyka Signed-off-by: Pablo Neira Ayuso --- src/erec.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'src/erec.c') diff --git a/src/erec.c b/src/erec.c index 501bf4b6..554a406c 100644 --- a/src/erec.c +++ b/src/erec.c @@ -78,7 +78,7 @@ void erec_print(FILE *f, const struct error_record *erec) const char *line = NULL; /* silence gcc */ char buf[1024]; unsigned int i, end; - int l; + int l, ret; switch (indesc->type) { case INDESC_BUFFER: @@ -88,8 +88,9 @@ void erec_print(FILE *f, const struct error_record *erec) case INDESC_FILE: memset(buf, 0, sizeof(buf)); lseek(indesc->fd, loc->line_offset, SEEK_SET); - read(indesc->fd, buf, sizeof(buf) - 1); - *strchrnul(buf, '\n') = '\0'; + ret = read(indesc->fd, buf, sizeof(buf) - 1); + if (ret > 0) + *strchrnul(buf, '\n') = '\0'; line = buf; break; case INDESC_INTERNAL: -- cgit v1.2.3