hosted: Use O_CLOEXEC for all open() and "e" for fopen() calls

This way we'll automatically close the files upon exec()

Change-Id: Ic0daca8fb56432830de4a2f4a86a77337121ecc7

1 files changed, 2 insertions, 2 deletions

diff --git a/firmware/target/hosted/sysfs.c b/firmware/target/hosted/sysfs.c
index 177f338911..1c3fe8c396 100644
--- a/firmware/target/hosted/sysfs.c
+++ b/firmware/target/hosted/sysfs.c
@@ -32,7 +32,7 @@
 
 static FILE* open_read(const char *file_name)
 {
-    FILE *f = fopen(file_name, "r");
+    FILE *f = fopen(file_name, "re");
     if(f == NULL)
     {
         DEBUGF("ERROR %s: Can not open %s for reading.", __func__, file_name);
@@ -44,7 +44,7 @@ static FILE* open_read(const char *file_name)
 
 static FILE* open_write(const char* file_name)
 {
-    FILE *f = fopen(file_name, "w");
+    FILE *f = fopen(file_name, "we");
     if(f == NULL)
     {
         DEBUGF("ERROR %s: Can not open %s for writing.", __func__, file_name);