Module: xenomai-3
Branch: master
Commit: 4120d9751c9124d35782b525b7c677a4f20f042c
URL:
http://git.xenomai.org/?p=xenomai-3.git;a=commit;h=4120d9751c9124d35782b525b7c677a4f20f042c
Author: Jorge Ramirez-Ortiz <j...@xenomai.org>
Date: Thu Aug 6 16:38:15 2015 -0400
lib/analogy: validate size of calibration file
Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-or...@linaro.org>
---
lib/analogy/calibration.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/lib/analogy/calibration.c b/lib/analogy/calibration.c
index c54cd7d..14ca454 100644
--- a/lib/analogy/calibration.c
+++ b/lib/analogy/calibration.c
@@ -200,10 +200,14 @@ int a4l_read_calibration_file(char *name, struct
a4l_calibration_data *data)
int i, j, k, index = -1, nb_elements = -1;
struct a4l_calibration_subdev_data *p = NULL;
struct _dictionary_ *d;
+ struct stat st;
if (access(name, R_OK))
return -1;
+ if (stat(name, &st) || !st.st_size)
+ return -1;
+
d = iniparser_load(name);
if (d == NULL)
return -1;
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