Author: marcel
Date: Wed May 21 17:34:50 2014
New Revision: 266509
URL: http://svnweb.freebsd.org/changeset/base/266509
Log:
Fix CID 1215129: move the call to lseek(2) before the call to malloc(3)
so that the error path (taken due to lseek(2) failing) isn't leaking
memory.
Modified:
head/usr.bin/mkimg/image.c
Modified: head/usr.bin/mkimg/image.c
==============================================================================
--- head/usr.bin/mkimg/image.c Wed May 21 17:22:41 2014 (r266508)
+++ head/usr.bin/mkimg/image.c Wed May 21 17:34:50 2014 (r266509)
@@ -98,11 +98,11 @@ image_copyout(int fd)
ofs = lseek(fd, 0L, SEEK_CUR);
+ if (lseek(image_fd, 0, SEEK_SET) != 0)
+ return (errno);
buffer = malloc(BUFFER_SIZE);
if (buffer == NULL)
return (errno);
- if (lseek(image_fd, 0, SEEK_SET) != 0)
- return (errno);
error = 0;
while (1) {
rdsz = read(image_fd, buffer, BUFFER_SIZE);
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