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sd-device: do not cache action string for uevent file written by sd_device_set_sysattr_value()

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As sd_device_get_sysattr_value() may be already used to read uevent
file. The read value of uevent file may be usually quite different
from the action string.
This commit is contained in:
Yu Watanabe 2021-02-19 07:02:44 +09:00
parent 1dff135bf9
commit 297d1370f8
1 changed files with 4 additions and 0 deletions
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4
src/libsystemd/sd-device/sd-device.c
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@ -1999,6 +1999,10 @@ _public_ int sd_device_set_sysattr_value(sd_device *device, const char *sysattr,
return r; return r;
} }
/* Do not cache action string written into uevent file. */
if (streq(sysattr, "uevent"))
return 0;
r = device_cache_sysattr_value(device, sysattr, value); r = device_cache_sysattr_value(device, sysattr, value);
if (r < 0) if (r < 0)
log_device_debug_errno(device, r, log_device_debug_errno(device, r,