ipc: remove use of seq_printf return value

The seq_printf return value, because it's frequently misused,
will eventually be converted to void.

See: commit 1f33c41c03da ("seq_file: Rename seq_overflow() to
     seq_has_overflowed() and make public")

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 22 insertions, 20 deletions

diff --git a/ipc/shm.c b/ipc/shm.c
index 19633b4a2350..d280a74af2ef 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -1342,25 +1342,27 @@ static int sysvipc_shm_proc_show(struct seq_file *s, void *it)
 #define SIZE_SPEC "%21lu"
 #endif
 
-        return seq_printf(s,
-                          "%10d %10d  %4o " SIZE_SPEC " %5u %5u  "
-                          "%5lu %5u %5u %5u %5u %10lu %10lu %10lu "
-                          SIZE_SPEC " " SIZE_SPEC "\n",
-                          shp->shm_perm.key,
-                          shp->shm_perm.id,
-                          shp->shm_perm.mode,
-                          shp->shm_segsz,
-                          shp->shm_cprid,
-                          shp->shm_lprid,
-                          shp->shm_nattch,
-                          from_kuid_munged(user_ns, shp->shm_perm.uid),
-                          from_kgid_munged(user_ns, shp->shm_perm.gid),
-                          from_kuid_munged(user_ns, shp->shm_perm.cuid),
-                          from_kgid_munged(user_ns, shp->shm_perm.cgid),
-                          shp->shm_atim,
-                          shp->shm_dtim,
-                          shp->shm_ctim,
-                          rss * PAGE_SIZE,
-                          swp * PAGE_SIZE);
+        seq_printf(s,
+                   "%10d %10d  %4o " SIZE_SPEC " %5u %5u  "
+                   "%5lu %5u %5u %5u %5u %10lu %10lu %10lu "
+                   SIZE_SPEC " " SIZE_SPEC "\n",
+                   shp->shm_perm.key,
+                   shp->shm_perm.id,
+                   shp->shm_perm.mode,
+                   shp->shm_segsz,
+                   shp->shm_cprid,
+                   shp->shm_lprid,
+                   shp->shm_nattch,
+                   from_kuid_munged(user_ns, shp->shm_perm.uid),
+                   from_kgid_munged(user_ns, shp->shm_perm.gid),
+                   from_kuid_munged(user_ns, shp->shm_perm.cuid),
+                   from_kgid_munged(user_ns, shp->shm_perm.cgid),
+                   shp->shm_atim,
+                   shp->shm_dtim,
+                   shp->shm_ctim,
+                   rss * PAGE_SIZE,
+                   swp * PAGE_SIZE);
+
+        return 0;
 }
 #endif