[2/2] linux-user/elfload: Fully initialize struct target_elf_prpsinfo

Commit Message

Richard Henderson March 5, 2024, 11:39 p.m. UTC

Fixes Coverity CID: 1534962
Fixes: 243c4706625 ("linux-user/elfload: Write corefile elf header in one block")
Signed-off-by: Richard Henderson <[e-mail]>
---
 linux-user/elfload.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

Comments

Philippe Mathieu-Daudé March 6, 2024, 6:44 a.m. UTC | #1

On 6/3/24 00:39, Richard Henderson wrote:
> Fixes Coverity CID: 1534962
> Fixes: 243c4706625 ("linux-user/elfload: Write corefile elf header in one block")
> Signed-off-by: Richard Henderson <[e-mail]>
> ---
>   linux-user/elfload.c | 16 ++++++++--------
>   1 file changed, 8 insertions(+), 8 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <[e-mail]>

Patch

diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 8565b9520a..a9a6f55d6e 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -4204,7 +4204,14 @@  static void fill_prpsinfo_note(void *data, const TaskState *ts)
      * may well have higher alignment requirements, fill locally and
      * memcpy to the destination afterward.
      */
-    struct target_elf_prpsinfo psinfo;
+    struct target_elf_prpsinfo psinfo = {
+        .pr_pid = getpid(),
+        .pr_ppid = getppid(),
+        .pr_pgrp = getpgrp(),
+        .pr_sid = getsid(0),
+        .pr_uid = getuid(),
+        .pr_gid = getgid(),
+    };
     char *base_filename;
     size_t len;
 
@@ -4217,13 +4224,6 @@  static void fill_prpsinfo_note(void *data, const TaskState *ts)
         }
     }
 
-    psinfo.pr_pid = getpid();
-    psinfo.pr_ppid = getppid();
-    psinfo.pr_pgrp = getpgrp();
-    psinfo.pr_sid = getsid(0);
-    psinfo.pr_uid = getuid();
-    psinfo.pr_gid = getgid();
-
     base_filename = g_path_get_basename(ts->bprm->filename);
     /*
      * Using strncpy here is fine: at max-length,