luc14n0/glib
1
0
Fork 0
mirror of https://gitlab.gnome.org/GNOME/glib.git synced 2025-11-06 19:13:19 +01:00
Code Issues Packages Projects Releases Wiki Activity

grand: Avoid reading an undefined value from errno

Browse Source 
The value of `errno` can apparently be undefined after a successful
function call (according to scan-build), so only check `errno` on
failure.

Signed-off-by: Philip Withnall <pwithnall@gnome.org>
This commit is contained in:
Philip Withnall
2025-10-16 23:56:43 +01:00
parent 0ab1866145
commit ca1e32f067
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
glib/grand.c
View File

@@ -194,7 +194,7 @@ g_rand_new (void)
errno = 0; errno = 0;
r = fread (seed, sizeof (seed), 1, dev_urandom); r = fread (seed, sizeof (seed), 1, dev_urandom);
} }
while G_UNLIKELY (errno == EINTR); while G_UNLIKELY (r != 1 && errno == EINTR);
if (r != 1) if (r != 1)
dev_urandom_exists = FALSE; dev_urandom_exists = FALSE;