Check return value from ftell

Thanks coverity

Resolves: rhbz#2176145

libgcrypt-1.10.0-fips-integrity2.patch

@@ -156,3 +156,35 @@ index 878d7095..50071bf5 100755
 2.39.1
 
 
+From 3fd3bb31597f80c76a94ea62e42d58d796beabf1 Mon Sep 17 00:00:00 2001
+From: Jakub Jelen <jjelen@redhat.com>
+Date: Mon, 20 Feb 2023 16:16:01 +0100
+Subject: [PATCH] fips: Check return value from ftell
+
+* src/fips.c (get_file_offset): Check return value of ftell to be able
+  to detect errors.
+--
+
+Originally reported by coverity.
+
+Signed-off-by: Jakub Jelen <jjelen@redhat.com>
+---
+ src/fips.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/src/fips.c b/src/fips.c
+index 272aabae..0d89b6da 100644
+--- a/src/fips.c
++++ b/src/fips.c
+@@ -681,6 +681,8 @@ get_file_offset (FILE *fp, ElfW (Ehdr) *ehdr_p,
+         return gpg_error_from_syserror ();
+ 
+       off = ftell (fp);
++      if (off < 0)
++        return gpg_error_from_syserror ();
+       if (shdr.sh_type == SHT_NOTE && shdr.sh_flags == 0 && shdr.sh_size == 48)
+         {
+           const char header_of_the_note[] = {
+-- 
+2.39.2
+

libgcrypt.spec

@@ -46,6 +46,7 @@ Patch12: libgcrypt-1.10.0-fips-indicator.patch
 Patch13: libgcrypt-1.10.0-fips-integrity.patch
 # 3c8b6c4a9cad59c5e1db5706f6774a3141b60210
 # 052c5ef4cea56772b7015e36f231fa0bcbf91410
+# 3fd3bb31597f80c76a94ea62e42d58d796beabf1
 Patch14: libgcrypt-1.10.0-fips-integrity2.patch
 # 06ea5b5332ffdb44a0a394d766be8989bcb6a95c
 Patch15: libgcrypt-1.10.0-fips-x931.patch